Railway Exam Expected General Knowledge,Aptitude,Reasoning,Current affairs

1)Who appoints the Finance commission?
Answer=President
(The Finance commission of India is constituted by the president under article 280 of the constitution)
2)Which of the following rivers has its source outside india?
Answer=Brahmaputra
3)Which part of the constitution deals with the directive principles of state policy?
Answer=Part-IV
(The directive priciples in the Indian constitution are inspired by the Irish Constitution)
4)The time period of a seconds pendulum is?
Answer=2 seconds
5)Who invented vaccination?
Answer=Edward Jenner
(Edward Jenner,an english physician and scientist,developed smallpox vaccine)
6)Goitre is caused by the defiency of?
Answer=Iodine
(Goitre is a general term for an enlarged thyroid gland,worldwide,over 90% cases of goitre are caused by iodine deficiency)
7)Stainless steel is an alloy of?
Answer=Chromium,carbon and iron
8)The Annapurna scheme was implemented in the year?
Answer=2000
9)Majuli, the largest river island in the world,lies in the state of?
Answer=Assam
10)The ratio of the imcomes of A and B 5:4 and the ratio of their expenditures is 2:1,If at the end of each year,each saves Rs.2400,then the income A is?
Answer=Rs.4000
(Let the incomes of A and B be Rs.5x and Rs.4x and their expenditures be Rs.2y and Rs.y Respectively,
According to the question,
5x-2y=2400
4x-y=2400
5x-2y=4x-y;x=y
5x-2x=2400
3x=2400
x=800
A's income=5x=5*800=Rs.4000)
11)A's income is 25% more than that of B, By what percent is B's income less than that of A?
Answer=20%
(Required percent=((R)/(100+R)*100)%
(25/(100+25))*100=(25/125)*100=20%)
12)Two pipes can separately fill a tank in 3 hours and 2 hours respectively.If both pipes are in operation, the tank will be filled in?
Answer=1.2 hours
(Part of the tank filled in 1 hour by both pipes=(1/3)+(1/2)=5/6
Required time =6/5 hours=1.2 hours)
13)The frequency of the ultrasound waves is typically?
Answer=Below 20khz
(Ultrasound is the name given to sound waves that have frequencies greater than 20,000Hz)
14)The agricultural cost in a square field at the rate of  Rs.160 per hectare is Rs.1440,what will be the cost of fencing this field at the rate of 75 paise per metre?
Answer=Rs.900
(According to the question,1 hectare=10,000 sq.metre
Agricultural cost on 10,000 sq.metre=Rs.160
Area of the square field=(1440/160)*10000=90000 sq.metre
side of square field=90,000=300*300 metre^2=300 metre
Its perimetre=300*4=1200 metre
Expenditure of fencing=Rs.(1200*0.75)=Rs.900)
14)If the ratio of cost price and selling price of an article be 9:10,then the percentage of profit is?
Answer=11(1/9)%
(cost price =Rs.9x
selling price =Rs.10x
Gain percent=((10x-9x)/9x)*100=100/9=11(1/9)%)
15)Writer:Book::?
Answer=composer:song
(Writer writes book,similarly,Composer composes song)
16)Car:Garage::Aircraft:?
Answer=Hangar
(Car is parked in Garage,similarly,Aircraft is parked in Hangar)
17)BMCX:CNDY:?:EXFW
Answer=DMEV
18)If BACTERIA can be written as ABIARCET then how PROTOZOA can be written?
Answer=APORZOOT
19)Free surface of a liquid behaves like a sheet and tends to contract to smallest possible are due to the?
Answer=Force of cohesion
20)."Chanderkhani Pass" is located in which state of India?
Answer=Himachal Pradesh
21)Recently, India signed the Kamov helicopter deal, with which country?
Answer=Russia
22)The headquarters of the International Solar Alliance (ISA) will be located at?
Answer=Guragon
23)Apurvi Singh Chandela, who qualified for the 2016 Olympics, is associated with which sport?
Answer=Shooting
24)'Shuklaphanta Wildlife Reserve is located in which country?
Answer=Nepal
25)The 2017 FIFA U-17 World Cup will be hosted by which country?
Answer=India

Railway Exam Expected General Knowledge,Aptitude,Reasoning,Current affairs

1)Who among the following foreigners was the first to visit India?
Answer=Megasthenes
2)Who was the chairman of the Drafting committee of the constituent Assembly?
Answer=Dr.B.R.Ambedkar
3)What is the status of the Right to property now?
Answer=Legal Right
4)During whose reign did the Gandhara school of Art Blossom?
Answer=kanishka
5)How many valves does a human heart have?
Answer=Two
6)Who was the first woman chief justice of a High Court of a state in india?
Answer=Leila seth
7)Who decides whether a bill is a Money Bill or not?
Answer=Speaker of the Lok Sabha
8)Black soil is mainly related with the crop of?
Answer=Cotton
9)The 'sorrow of Bihar' is?
Answer=Kosi
10)What is the term of a member of the Rajya Sabha?
Answer=six years
11)'Thomas cup' is associated with which game/sports?
Answer=Badmitton
12)The functional unit of the kidney is?
Answer=Nephron
13)Which one is called the powerhouse of the cell?
Answer=Mitochondrion
14)'Anemometer' is used to measure?
Answer=Wind velocity
15)Grassland is called "pampas" in?
Answer=South America
16)If MISTAKE is coded as 9765412 and NAKED is coded as 84123 how as INTIMATED coded as?
Answer=78579452
17)In a certain code "MONKEY' is written as 'XDJMNL'.How is 'TIGER' written in that code?
Answer=QDFHS
18)Sujit travelled 15 km to the west, then turned right and travelled 8 km.He turned left and travelled 9 km,then turned back and travelled 13 km.Then he turned right and travelled 8 km.How far is he from the starting point?
Answer=11 km
19)Scribble:write::stammer:?
Answer=speak
20)If 'a' denotes '%', 'b' denotes '+','c' denotes '-','b' denotes 'x',then 24a6d4b9c8=?
Answer=17
21)Who is the incumbent Chief Election Commissioner of India?
Answer=Syed Nasim Zaidi
22)Narsingh Pancham Yadav, who qualified for Rio Olympics 2016, is associated with which sport?
Answer=Wrestling
23)'Pattiseema lift irrigation project has been launched in which state of India?
Answer=Andra pradesh
24)Which state has been imposed President's rule?
Anwer=Uttarakhand
(Governor of this state is Krishan Kant Paul)
25)Recently, which State government has developed a mobile app to monitor the Mahatma Gandhi National Rural Employment Guarantee Scheme?
Answer=Karnataka
(Karnataka developed the mobile application titled 'MGNREGA M-platform')
26)A man sold an article at a loss of 20%. If he had sold it for Rs.50 more, he would have gained 5%. The cost price of the article was?
Answer=Rs.200
(cost price of the article=Rs.x
selling price of the article at 20% loss
x*(80/100)=Rs.4x/5
In second case,
(4x/5)+50=105x/100
(21x-16x)/20=50
5x/20=50
x=Rs.200)
27)A train crosses a pole in 15 seconds and a 100 metres long platform in 25 seconds.The length of the train is?
Answer=150 metre
(Let the length of the train=x metre
when the train crosses a pole,the speed of train=x/15
when the train crosses a platform,then speed of train=Length of (platform+train)/time taken
(100+x)/25
x/15=(100+x)/25
x/3=(100+x)/5
5x=300+3x
2x=300
x=150 metre)
28)Five years ago, the average age of P,Q and R was 25 years and seven years ago,the average age of Q and R was 20 years, The present age of P is?
Answer=36 years
(Sum of the present ages of P,Q and R
(25*3+3*5)years=75+15=90 years
Sum of the present ages Q and R
(20*2+2*7) years=54 years
90-54=36 years)
29)By selling an article for Rs.665,there is a loss of 5%,In order to make a profit of 12%,the selling price of the article must be?
Answer=Rs.784
(cost price of the article=665*(100/95)=700 Rs
selling price of the article=700*(112/100)=784 Rs)
30)In how much time,will a sum of money become double of itself at 15% per annum simple interest?
Answer=6(2/3) years
(simple interest=PNR/100
Number=100*simple interest/P*R
Amount=P+I,2P=P+I
Interest=p,
Number=100*P/P*15%
Number of years=6(2/3) years)

Railway Exam Expected General Knowledge,Aptitude,Reasoning,Current affairs

1)The Rajya Sabha should return the Money Bills to the Lok sabha within?
Answer=14 days
2)'Lockjaw' is the last phase of which of the following diseases?
Answer=Tetanus
3)Gold dissoves in?
Answer=Aqua-regia
4)'Dead Sea' is called so because?
Answer=the water is brackish
5)The Fungus which is used in alcohol industry is?
Answer=Yeast
6)Housefly spreads?
Answer=Typhoid
7)Which part of the nervous system controls the activities of internal organs?
Answer=Cerebrum
8)Right to vote is a?
Answer=Political right
9)The element used in the manufacture of safety matches is?
Answer=Phosphorous
10)Which language is spoken by the people of Lakshadweep?
Answer=Malayalam
11)Who was the first Indian woman president of the Indian Naional Congress?
Answer=Annie Besanat
12)Stars in the sky appear to twinkle due to?
Answer=a series of refractions
13)When quick lime is added to water?
Answer=heat is liberated
14)The wire of flash bulb is made of?
Answer=Magnesium
15)"Gidda" is a popular folk dance from which state of india?
Answer=Punjab
16)Who is the author of the novel "That Long Silence"?
Answer=Shashi Deshpande
17)Who has been placed in the list of top 50 most influential leaders of the world by Fortune magazine?
Answer=Arvind Kejriwal
18)The United Nations World Meteorological Day (WMD) is observed on which date?
Answer=March 23
19)The World Tuberculosis Day is observed on which date?
Answer=March 24
20)The 2016 BRICS Summit will be held in which state of India?
Answer=Goa
21)If in a certain code language 'NAME' is written as '4258',then whati the code for 'MEAN'?
Answer=5824
22)Gopal started walking 2 km straight from his school,Then he turned right and walked 1km.Again he turned right and walked 1km to reach his house,If his house is south-east from his school,then in which direction did Gopal start walking from the school?
Answer=West
23)In a code language SINGER is written as AIBCED. How can GINGER be written in the same code?
Answer=CIBCED
24)Music:Notation::Poem:?
Answer=verses
25)Scissors:Cloth::?
Answer=Axe:wood
26)Amount incomes of A and B are in the ratio 4:3 and their annual expenses in the ratio 3:2,If each saves Rs.60,000 at the end of the year, the annual income of A is?
Answer=2,40,000
(Let the annual incomes of A and B Rs.4x and 3x and their incomes be Rs.3y and 2y respectively,
4x-3y=60000
3x-2y=60000
4x-3y=3x-2y
x=y
4x=4*60000=2,40,000)
27)A reduction of 10% in the price of a T.V set brought down its price by Rs1,650.The original price of the set was?
Answer=Rs.16500
(Let the original price of the Tv set be Rs.x
x*10/100=1650
x=1650*10
x=16500)
28)The average age of eleven cricket players is 20 years.If the age of the coach is also included, the average age increase by 10%,The age of the coach is?
Answer=44 years
(Total age of 11 players=11*20=220 years
Total age of 11 players and the teacher=12*22=264 years
Age of the teacher=(264-220) years=44 years)
29)When an article is sold at a gain of 20%,it yields Rs.60 more than when it is sold at a loss of 20%.The cost rice of the article is?
Answer=Rs.150
(Let the cost price of the article of Rs.x
(120x/100)-(80x/100)=60
40x=60*100
x=60*100/40
x=Rs.150)
30)The average age of a husband and a wife was 27 years when they married 4 years ago,The average age of the husband,the wife and a new born child is 21 years now, The present age of the child is?
Answer=1 year
(Sum of the present ages of husband and wife=2*27+8=62 years
Sum of the present ages of husband,wife and child=21*3=63 years
Present age of the child=63-62=1 year)

Railway Exam Expected General Knowledge

1)Who presided over the first session of the Indian National Congress?
Answer=W.C.Bannerjee
2)Who was the Congress president during 1940-46?
Answer=Maulana Azad
3)What are the Minto-Morley Reforms of 1909 known for?
Answer=Separate electorates
4)The largest producer of coffee in the world is?
Answer=Brazil
5)The deficiency of iron in man result in?
Answer=Anaemia
6)The joint session of the Congress and Muslim league was held in 1916 at?
Answer=Lucknow
7)The scale that measures the intensity of earthquakes is called as?
Answer=Richter scale
8)Which country is known as the "Land of Thunderbolt"?
Answer=Bhutan
9)Who was the court poet of Harsha?
Answer=BanaBhatta
10)Swami Dayanand Saraswati established the first Arya samaj in 1875 at?
Answer=Bombay
11)Taxila was a famous site of?
Answer=Gandhara art
12)The gold coins were introduced first in india by?
Answer=The greeks
13)The Mughal Emperor who discouraged "Sati" was?
Answer=Akbar
14)Who was called the 'Second founder of the Maratha Kingdom'?
Answer=Baji Rao I
15)A prominent leader of the Ghadr Party was?
Answer=Lala Hardayal
16)Humidity is measured by?
Answer=Hygrometer
17)THe world Health Day is observed on?
Answer=April 7th
18)Which cells in our body have the least regenerative power?
Answer=Bone cells
19)Blood pressure is controlled by?
Answer=Thymus
20)Free-throw is given in this sport?
Answer=Basket Ball
21)The city of Rome is situated on the bank of river?
Answer= Rhine
22)The British Governor-General who introduced the Postal system in India was?
Answer=lord dalhousie
23)The Victoria Falls are on the river?
Answer=Niger
24)An example of "horseshoe" shaped coral islands in the neighbourhood of india is?
Answer=Lakshadweep
25)Lead pencil contains?
Answer=Ferrous sulphide
26)The energy of the sun is mainly due to?
Answer=Nuclear fusion
27)Universal donors are people with the blood group?
Answer=O
28)In the human body,fats are stored in the?
Answer=Liver
29)Haemoglobin is an important constituent of?
Answer=Red blood cells
30)The first Hydroelectric power plant in india was set up at?
Answer=Shivasamudram

Railway Exam Expected General Knowledge

1)The word 'epicentre' is used to describe?
Answer=Earthquake
(The epicenter is the point on the Earth's surface that is directly above the focus,the point where an earthquake originates.It is the area of greatest damage)
2)Which of the following cities does not lie on the banks of Yamuna?
Answer=Lucknow
(Lucknow is located on the northwestern shore of Gomti river,which flows through it.It is the capital city of the state of Uttar pradesh)
3)The First Europeans who came to India were?
Answer=Portuguese
4)Sardar Sarovar dam is built on which river?
Answer=Narmada
(The sardar sarovar dam is a gravity dam on the narmada river,gujarat in india,It is the largest dam and part of the Narmada valley project)
5)The largest delta plain of the world is?
Answer=Ganga-Brahmaputra plain
6)The acid that is present in curd is?
Answer=Lactic acid
7)The word "monsoon" is derived from the?
Answer=Arabic word
8)Which gas is found dissolved in fizzy drinks?
Answer=Carbon dioxide
9)What is the maximum member strength of the Lok Sabha in India?
Answer=552
(The Constitution limits of Lok Sabha to a maximum of 552 members,It includes not more than 20 members representing people from Union Territories, and two appointed non-partisan members to represent the Anglo-Indian community)
10)Who was the first Indian governor-General of free India?
Answer=C.Rajagopalachari
11)Which sikh Guru transformed the sikhs into a body called Khalsa?
Answer=Guru govind Singh
12)The Gandhara school of Art flourished during which period?
Answer=Kushan period
(Gandhara art style flourished and achieved its peak during the kushan period,from the first to the fifth centuries.)
13)When was the Battle of Buxar fought?
Answer=1764 A.D
14)Who gave the title of "Sardar" to Ballabh Bhai Patel?
Answer=Mahatma Gandhi
(It was after the Bardoli Satyagraha of 1928 that Vallabhai patel began to be called Sardar by his colleagues and followers,it was at that time mahatma gandhi conferred him the title of "SARDAR")
15)Who was the viceroy when Delhi became the capital of British india?
Answer=Lord Hardinge
(Lord Hardinge was the Viceroy of india when the capital of india was transferred from calcutta to delhi in 1911)
16)The Daocheng Yading Airport is located in?
Answer=Tibet
17)The Asiatic society was established in calcutta by?
Answer=sir William Jones
18)How many members can be nominated to Rajya Sabha by the president?
Answer=12
19)Ashokan inscriptions were first decipherd by?
Answer=James Prinsep
20)which chola king successfully led expedition to the north to capture territories up to river ganges?
Answer=Rajendra Chola I
21)The most abundant element by number in the living system is?
Answer=Hydrogen(49.8% of living systems)
22)Project Tiger was introduced in?
Answer=1973
23)May 1 is celebrated as the labour day, This day is also celebrated as the formation day of which state?
Answer=Gujarat
24)Which river has nick name of Old ganga?
Answer=Godavari
25)The impeachment of the president can be intiated in?
Answer=Either House of Paliament
(The president of india can be removed from the office for violation of the constitution by impeachment.such a motion of impeachment can be intiated by any house of parliament in such a case one fourth of the members,of the house,intending to move such a motion have to serve a fourteen days notice in writing)

Railway Exam Expected General Knowledge

1)The speaker of Lok sabha is elected by?
Answer=All the members of Parliament
2)The famous poet kalidasa lived in the court of?
Answer=Chandra Gupta II
3)Rajatarangini was written by?
Answer=Kalhana
4)Who is regarded as the second Alexander?
Answer=Ala-ud-din khiji
5)Acid rain is caused due to pollution of atmosphere by?
Answer=oxides of nitrogen and sulphur
6)The Green House effect is produced due to the presence of excess amount of?
Answer=Methane
7)Blood fails to clot white flowing in the blood vessel because of presence of?
Answer=Heparin
8)The largest delta of the world is?
Answer=Sunderbans
9)Plants which flower only once in their life time are known as?
Answer=Monocarpic
10)The chemical used to developing photographic flims is?
Answer=silver bromide
11)Who discovered the link between electricity and magnetism?
Answer=maxwell
12)Rand is the currency of?
Answer=Namibia,South Africa,
Zimbabwe
13)What is the number of players on each side in Rugby football?
Answer=15
14)The largest reservoir of fresh water is?
Answer=Glaciers
15)Who invented the battery?
Answer=Alessandro Volta
16)Which lake is formed by volcanic activities?
Answer=caldera lake
17)Who appoints secretary general of the lok sabha?
Answer=speaker
18)When milk is churned,the cream  from it is separated due to?
Answer=Centrifugal force
19)Pyorrhoea is a disease related to?
Answer=gums
20)Table salt is added while boiling vegetables as?
Answer=it increases boiling point of water
21)"Otis" is the name associated with?
Answer=Lift
22)A popular dance from of Jammu and Kashmir is?
Answer=Chakri
23)The Agra Fort was built by which Mughal ruler?
Answer=Akbar
24)Who is the Commander of the Armed Forces in India?
Answer=President
25)Dada Saheb Phalke award is given by the ministry of?
Answer=Information and Broadcasting

Railway exam Aptitude,General knowledge,Current affairs Questions

1)Narmada Bachao Andolan(NBA) was launched under the leadership of?
Answer=Medha patkar
2)Which of the following glands is associated with excitement in human body?
Answer=Adrenal
3)The capital of rwanda is?
Answer=Kigali
4)Who said "Swaraj is my Birth-right"?
Answer=Lokmanya Tilak
5)Which state is called the "sugar bowl" of India?
Answer=Uttar pradesh
6)The number of chromosomes in a normal human body cell is?
Answer=46
7)The hydraulic brakes used in automobiles are a direct application of?
Answer=Pascal's law
8)Who was the founder of Indian National congress?
Answer=A.O.Hume
9)The earliest Buddhist texts were written in?
Answer=Pali
10)The Idukki hydroelectric plant is on river?
Answer=Periyar
11)Laughing gas is?
Answer=Nitrous oxide(N2O)
12)Which acids is synthesized in human stomach?
Answer=Hydrochloric acid(HCL)
13)Mahatma Gandhi started his Dandi March from?
Answer=Sabarmati Ashram
14)The third Battle of panipat was fought between?
Answer=The Marathas and the Afghans
15)Name the temple in Indonesia where scenes from Ramayana and Mahabharatha are depicted?
Answer=Borodudur
16)AFKP:ZUPK::BCLQ:?
Answer=YXOJ
(A--------Z(opposite pair)
F---------U
K---------P
P---------K)
17)If MILITARY can be written as 12324567,how can LIMIT be written in that code?
Answer=32124
18)If DEAN is written as NOKX,how NEED be written in that code?
Answer=XOON
(DEAN----------NOKX
NEED-----------XOON)
19)DHPV:EGQU::BJNT:?
Answer=CIOS
(D------(+1)=E
H-------(-1)=G
P-------(+1)=Q
V-------(-1)=U
similarly,BJNT----CIOS)
20)Khan travels 8km from East to West and turns right to travel 2km.Now he turns right to travel 2 km.Now he turns right and travels 5km.In which direction is he now positioned with reference to the starting point?
Answer=North-West
21)A fruit seller had some apples,He sells 40% of apples and still has 420 apples left.Originally,he had?
Answer=700
(Total number of apples=x
60% of x=420
x*60/100=420
x=420*100/60=700)
22)Out of 10 teachers of a school,one teacher retires and inplace of him a new teacher 25 years old joins.As a result of it average age of the teachers reduces by 3 years.Age of retired teacher is?
Answer=55 years
(age of the retired teacher
25+(3*10)=55 years)
23)An article is sold at a profit of 25%,If the selling price is doubled, the profit will be?
Answer=150%
(cost price of article,Rs=100
selling price=Rs.125
New selling price=Rs.250
profit percent=((250-100)/100)*100=150%
24)The total surface area of a right circular cylinder with radius of the base 7cm and height 20cm,is?
Answer=1188 sq.cm
(Total surface area of right circular cylinder=2IIrh+2IIr^2
2IIr(h+r)=2*(22/7)*7(20+7)=2*22*27=1188 sq.cm)
25)A cone and a sphere have equal radii and equal volumes,Find the raio of the diameter of the sphere to the height of the cone?
Answer=1:2
(Let radius of each be R and height of the cone be H
Then,4/3IIr^3=1/3IIr^2H(or)R/H=1/4
Dia to height=2/4=1/2=1:2)

Railway exam Aptitude,General knowledge,Current affairs Questions

1)The Balwant Rai Mehta Committee was associated with?
Answer=Panchayati Raj
2)Silk is obtained from?
Answer=saliva of the silk worm
3)The body temperature is regulated by?
Answer=Hypothalamus
4)Pasteurisation of milk means?
Answer=heating of milk to above 62 degree Celsius
5)Indira Awas Yojana is a scheme of susidy for?
Answer=Housing the rural poor
6)Burdwan Trophy is associated with?
Answer=weightlifting
7)Dry ice is the solid form of?
Answer=Carbon dioxide
8)Where is the Forest Research Institute located in India?
Answer=Dehradun
9)In India the state with largest area under very dense forests is?
Answer=Arunachal pradesh
10)Sound waves produce echo due to?
Answer=reflection
11)Who is known as Indian Bismark?
Answer=Vallabhbhai Patel
12)Tipu sultan ruled from?
Answer=Srirangapatnam
13)Which element is most abundant in the earth's crust?
Answer=Oxygen(46.6%)
14)If an article is sold for Rs.178 at a loss of 11%,what should be its selling price in order to earn a profit of 11%?
Answer=222
(cost price of article=178*(100/89)=200
selling price of article=200*(111/100)=222)
15)If the radius of a circle is increased by 50%,its area is increased by 50%,its area is increased by?
Answer=125%
(a+b+ab/100
50+50+(50*50)/100=125%)
16)If HONGKONG is coded as how can LONDON be coded?
Answer=623823
17)If FAITH is written as KELVI,then how CLOUD can be written?
Answer=HPRWE
(F------(+5)-K
A-------(+4)-E
I--------(+3)-L
T--------(+2)-V
H--------(+1)-I
similarly,CLOUD------HPRWE)
18)20:11::102:?
Answer=52
(20/2=10;10+1=11
similarly,102/2=51,51+1=52)
19)Safe:Secure::Protect:?
Answer=Conserve
20)Rohan walks a distance of 3kms towards North,then turns to his left and walks for 2kms,He again turns left and walks for 3kms.At this point he turns to his left and walks for 3kms.How many kms is he from the starting point?
Answer=1km
21)Narora Atomic power station is situated in?
Answer=Uttar Pradesh
22)The percentage profit earned by selling an artile for Rs.1920 is equal in the percentage loss incurred by selling the same article for Rs.1280.At what price should the article he sold to make 25% profit?
Answer=Rs.2000
(If the cost price of article be Rs.x,then
1920-x=x-1280
2x=1920+1280=Rs.3200
x=3200/2=Rs.1600
selling price for a gain of 25%
1600*125/100=Rs.2000)
23)Banihal is an important mountain pass of which state?
Answer=Jammu and Kashmir
24)Who plundered the somnath temple in 1025 A.D?
Answer=Mahmud of Ghazni
25)Aligarh Muslim University was founded by?
Answer=Sir syed Ahmad Khan

Railway exam Aptitude,General knowledge,Current affairs Questions

1)Who built the famous shiva temple at ellora?
Answer=Rashtrakuta Ruler krishna I
(The kailasa temple at Ellora,maharashtra,was built in the 8th century by the Rashtrakuta king krishna I as attested in kannada inscriptions)
2)Which of the following is essential for blood clotting?
Answer=Blood platelets
3)Alpha keratin is a protein present in?
Answer=wool
4)Time gap between two sessions of parliament should not exceed?
Answer=6 months
(As per article 85 of indian constitution,the president shall from time to time summon each house of parliament to meet at such time and place)
5)Who had discovered Cathode Rays?
Answer=JJ Thomson
(It originate from cathode and travels in a straight line,These rays carry a negative charge and generate x-rays)
6)What is the position of india in World Happiness Index (WHI) for 2016?
Answer=118th
(India ranked 118th out of 157 countries on the United Nations World Happiness Index (WHI) 2016,First position is Denmark)
7)Who has won Abel prize for 2016?
Answer=Andrew Wiles( British mathematician)
8)Which initiative programme has recently been launched by NITI Aayog?
Answer=Women Transforming India
9)Which state government launched awarness programme to protect sparrow?
Answer=Uttar pradesh
(programme name-"CleanUP – Green UP")
10)what is the capital of Ukraine?
Answer=Kiev
(capital of this country is Hryvnia)
11)The product of two whole numbers is 1500 and their HCF is 10.Find the LCM?
Answer=150
(LCM=Product of two numbers/Their HCF
LCM=1500/10=150)
12)A sum becomes its double in 10years.find the annual rate of simple interest?
Answer=10%
(S.I=PNR/100
S.I=Rs.x
Rate=S.I*100/Principal*time
Rate=(x*100)/(x*10)=10% per annum)
13)A flagstaff 17.5m high casts a shadow of length 40.25m.The height of the building,which casts shadow of length 28.75m under similar conditions will be?
Answer=12.5m
(Let the height of the building be x metres,
40.25:28.75::17.5:x
40.25*x=28.75*17.5
x=28.75*17.5/(40.25)
x=12.5 metre)
14)The number of marble slabs of size 20cm*30cm required to pave the floor of a square room of side 3 metres,is?
Answer=225
(Number of marbles=(300*300)/(20*20)
Number of marbles=225)
15)A cone,a hemisphere and a cylinder stand on equal bases and have the same height.find the ratio of their volumes?
Answer=1:2:3
(Let R be the radius of each,
Height of hemisphere=Its radius=R
Height of each=R
Ratio of volumes=(1/3)*II*R^2*R:(2/3)*II*R^3:II*R^2*R=1:2:3)
16)Funk:vitamins::Curie:?
Answer=Radium
(Funk discovered vitamins and Curie discovered radium)
17)Mirror is related to Reflection in the same way as Water is related to?
Answer=Refraction
(Light rays falling on a mirror undergo reflection and those falling on water undergo refraction)
18)A man walks 1 km towards East and then he turns to south and walks 5 km.Again he turns to east and walks 2 km,after this he turns to north and walks 9 km.Now,how far is he from his starting point?
Answer=5km
19)If FADE is coded as 3854 then how can GAGE be coded?
Answer=2824
(FADE=3854
Inorder to write the code for GAGE,we have to determine the code for G only,the same number is given at two places.Therefore, the code for G is 2)
20)Female:Femimine::Male:?
Answer=Masculine
(Feminine refers to a class of words that are female persons,animals etc. similarly,Masculine refers to a class of words that are male persons,animals etc...)
 

Railway exam Aptitude,General knowledge,Current affairs Questions

1)What is the capital of Myanmar?
Answer=Naypyidaw
(currency of this country is Burmese kyat)
2)ExoMars 2016 spacecraft has been successfully launched by which of the following space agencies?
Answer=ESA & Roscosmos
3)The 2018 Asian Games will be held in which country?
Answer=Indonesia
4)The "fishing cat" is the state animal of the Indian state of?
Answer=West Bengal
5)The official currency and legal lender of the 'French Republic' is?
Answer=Euro
6)Where is located "Dudhwa National Park"?
Answer=Uttar pradesh
7)World consumer day is observed on?
Answer=March 15
8)Which state has bagged prestigious Golden City Gate Award?
Answer= Kerala
9)Who has been elected  as the first civilian President of the Myanmar country?
Answer=Htin Kyaw
10)Tarun Kona is related to which sports?
Answer=Badmitton
11)The marked price is 10% higher than the cost price.A discount of 10% is given on the marked price, in this kind of sale, the seller?
Answer=loses 1%
(cost price of article=Rs.100
Marked price=Rs.110
selling price=(110*90)/100=Rs.99
1% loss)
12)A train passes two bridges of lengths 500m and 250m in 100 seconds and 60 seconds respectively,The length of the train is?
Answer=125 metre
(Length of train=x metre
Speed of train=Length of train and bridge/Time taken in crossing
(x+500)/100=(x+250)/60
(x+500)/5=(x+250)/3
5x+1250=3x+1500
2x=250
x=125 metre)
13)A milkman mixed some water with milk to gain 25% by selling the mixture at the cost price.The ratio of water and milk respectively?
Answer=1:4
(cost price of 1 litre of milk=Rs.100
Mixtrue sold for Rs.125=125/100=5/4 litre
Quantity of water=5/4-1=1/4 litre
Required ratio=1/4:1=1:4)
14)A hemispherical bowl has 3.5 cm radius.It is to be painted inside as well as outside.The cost of painting it at the rate of Rs.5 per 10sq.cm will be?
Answer=Rs.77
(Inner and outer surface areas of the bowl=4IIr^2
4*(22/7)*3.5*3.5=154 sq.cm
Cost of painting=154*(5/10)=Rs.77)
15)State electricity board gives 15% discount on electric bills,If it is paid before due date,One person gets Rs.54 as discount.The amount of actual bill was?
Answer=Rs.360
(Let the amount of actual bill be Rs.x
According to the quesion,
x*15/100=54
x=(54*100)/15=Rs.360)
16)7,18,40,73,117,?
Answer=172
(7+11=18
18+22=40
40+33=73
73+44=117
117+55=172)
17)3,5,9,15,23,33,45,59,?
Answer=75
(3+2=5
5+4=9
9+6=15
15+8=23
23+10=33
33+12=45
45+14=59
59+16=75)
18)Flower is related to Petal in the same way as Book is related to?
Answer=Page
(Number of petals constitute a flower,similarly,number of pages constitute a book)
19)AFHO:GBDJ::CHFM:?
Answer=IDBH
(The first and fourth letters of the first group are respectively moved six steps forward and five steps backward,while the second and third letters are each moved four steps backward to obtain the corresponding letters of the second group)
20)Abduction is related to Kidnapping in the same way as Larceny is related to?
Answer=Theft

Railway exam Aptitude,General knowledge,Current affairs Questions

1)Kaiga Atomic Power plant is situated near the river kali in the Indian state of?
Answer=Karnataka
(Kaiga generating station is a nuclear power generating station situated at Kaiga, near the river Kali,in Uttar Kannada district of Karnataka,India.The plant has been in operation since march 2000.It is operated by the Nuclear power corporation of India)
2)What is the purpose of silver nitrate soultion(AgNo3)?
Answer=It is used to prepare the voter's ink
3)What is the main purpose of Fathometer instruments?
Answer=It measures the depth of the ocean
4)Who is the Chief Minister of Himachal Pradesh?
Answer=Virbhadra Singh
(Governor of Himachal pradesh is Acharya Dev Vrat)
5)Normal blood pressure reading of an adult human?
Answer=120/80 mm Hg
6)Who has been awarded Global Teacher prize for 2016?
Answer=Hanan Al Hroub
(She was presented with the award at a ceremony held in Dubai for her outstanding contribution to the profession)
7)Who has won England Badminton title in the men's singles category?
Answer=Lin Dan(china)
8)Who has been appointed for Vice Chancellor of university of canberra?
Answer=H Deep Saini
9)Which amendment of the constitution lowered the voting age from 21 years to 18 years?
Answer=61st amendment
(The sixty-first Amendment act,1988,lowered the voting age of elections to the lok sabha and to the legislative assemblies of states from 21 years to 18 years.This was done by amending Article 326 of the constitution,which concerns to elections to the lok sabha and the assemblies)
10)Who composed the Allahabad pillar inscription?
Answer=Harisena
(The Allahabad pillar inscription or allahabad prasasti one of the most important epigraphic evidences of the imperial guptas.It was composed by Harisena.The court poet and minister of samudragupta,It delineates a vivid description of the reign and conquests fof samudragupta)
11)If the ratio of pricipal and the simple interest for 5 years is 10:3,then the rate of interest is?
Answer=6%
(Principal/interest=10/3
interest/pricipal=3/10
Rate=(S.I*100)/(principal*time)
Rate=(3/10)*(100/5)=6% per annum)
12)A,B and C can complete a piece of work in 24,5 and 12 days respectively.Working together,they will complete the same work in?
Answer=3(1/13) days
(A's 1 day's work=1/24
B's 1 days's work=1/5
C's 1 day's work=1/12
A+B+C one day's work=(1/24)+(1/5)+(1/12)=39/120=13/40
Requird time=40/13=3(1/13) days)
13)After allowing a discount of 20%,a radio is available for Rs.1200.Its marked price was?
Answer=Rs.1500
(Let the marked price of radio be Rs.x
According to the question,
80% of x=1200
(80/100)*x=1200
x=(1200*100)/80=Rs.1500)
14)Measure of each interior angle of a regular hexagon is?
Answer=120
(Each interior angle of regular polygon of n sides=((2n-4)/n)*90
Here,n=6
Required answer=((2*6-4)/6)*90=(8/6)*90=120)
15)The average expenditure of a man for the first five months is Rs.1200 and for the next seven months is Rs.1300.If he saves Rs.2900 in that year,his monthly average income is?
Answer=Rs.1500
(Total annual expenditure of man=(5*1200+7*1300)
6000+9100=15100
His total annual income=15100+2900=18000
average monthly income=18000/2=Rs.1500)
16)8,27,64,?
Answer=125
(2*2*2=8
3*3*3=27
4*4*4=64
5*5*5=125)
17)6,9,12,15,18,?
Answer=21
(6--------(+3)=9
9---------(+3)=12
12--------(+3)=15
15--------(+3)=18
18--------(+3)=21)
18)Cougar:south america::okapi:?
Answer=Central africa
(cougar is a mountain lion called Puma in south america,similarly,Okapi is an african animal that belongs to the same family as the giraffe)
19)Zinc is to Galvanisation as Nickel is to?
Answer=Electroplating
20)If in a certain language,POPULAR is coded as QPQVMBS,which word would be coded as GBNPVT?
Answer=FAMOUS

Railway exam Aptitude,General knowledge,Current affairs Questions

1)Who advocated the adoption of "PURA" model to eradicate rural poverty?
Answer=Dr.A.P.J.Abdul kalam
(PURA-Providing Urban Amenities to Rural Areas)
2)Which one is present in the Vinegar?
Answer=Acetic acid
3)"Prince of Wales cup" is associated with the game of ?
Answer=Golf
4)Who has been appointed for Chairman of the 21st Law Commission of India (LCI)?
Answer=Justice Balbir Singh Chauhan
5)who was bulit the "Kailashnath temple of kanchi"?
Answer=Narsingh Varman-II
(He was the pallava dynasty)
6)Who was known as "Grand Old Man of India"?
Answer=Dadabhai Naoroji
(He was also known as-Indian Gladstone and He wrote the book of "Poverty and UN British Rule in India")
7)"Patagonia" Desert is related to which country?
Answer=Argentina
(Argentina's currency is Peso)
8)"Garuda Shakti IV" is related to which countries Joint training exercise?
Answer=India-Indonesia
(The fourth edition of the India-Indonesia Joint Training Exercise Garuda Shakti will be conducted from March 10-23 at Magelang in Indonesia)
9)Which team has won 2015-16 Irani trophy title?
Answer=Rest of India
(Rest of india defeated Mumbai by 4 wickets)
10)Which satellite is recently launched by ISRO?
Answer=IRNSS-1F
(Indian Space Research Organisation (ISRO) has successfully launched India's sixth navigation Indian Regional Navigational Satellite System (IRNSS-1F) satellite. It was launched by ISRO's satellite launch vehicle, PSLV-C32 rocket from Satish Dhawan Space Centre (SHAR), Sriharikota in Andhra Pradesh)
11)The difference between the present ages of Rajesh and Ajith is 14 years.Seven years ago,the ratio of their ages was 5:7 respectively.what is ajith's present age?
Answer=56 years
(7 years ago,
Rajesh's age=5x years
Ajith's age=7x years
According to the quesion,
7x-5x=14
2x=14,x=7
Ajith's present age=(7x+7)years
(7*7)+7=56 years)
12)The base of triangle is 15cm and height is 12cm.The height of another triangle of double the area having base 20cm is?
Answer=18 cm
(Area of first triangle=((1/2)*base*height
((1/2)*15*12=90 sq.cm
Area of new triangle=180 sq.cm
Base of triangle=20 sq.cm
((1/2)*20*height=180
Height=180*2/20
Height=18cm)
13)Two pipes can fill a tank in 12 hours and 16 hours respectively.A third pipe can empty the tank in 30 hours. If all the three pipes are opened and function simultaneously.they in how much time the tank will be full?
Answer=8(8/9) hours
(When all three pipes are opened simultaneously,part of the tank filled in 1 hour,
(1/12)+(1/16)-(1/30)
(20+15-8)/240=27/240
Required time=240/27
80/9=8(8/9) hours)
14)80% of a number is equal to the 4/5 of the other number.What is the ratio between the first number and the second number respectively?
Answer=1:1
(Let the first number be x,
second number=y
According to the question,
(80/100)x=(4/5)y
4x/5=4y/5
x/y=1/1
x:y=1:1)
15)The radius of base and curved surface area of a right cylinder is 'r' units and 4IIrh square units respectively.The height of the cylinder is?
Answer=2h units
(Curved surface area of cylinder=2IIRH
According to the question,
2IIrh=4IIrh
H=2h units)
16)Giant:Dwarf::Genius:?
Answer=idiot
(Dwarf is the antonym of giant,similarly the antonym of genius is idiot)
17)4,8,28,80,244,?
Answer=728
(The terms of the given series are,
3+1=4
3*3-1=8
3*3*3+1=28
3*3*3*3-1=80
3*3*3*3*3+1=244
3*3*3*3*3*3-1=728)
18)R,U,X,A,D,?
Answer=G
(R---------(+3)=U
U----------(+3)=X
X----------(+3)=A
D----------(+3)=G)
19)Which is the type of file created in MS Word?
Answer=Doc File
20)Group of E-mail names and address is?
Answer=Mailing list

Railway exam Aptitude,General knowledge,Current affairs Questions

1)Which Article of the Indian constitution deals with Finance Commission?
Answer=Article 280
(14th finance commission chairman is Dr.Y V Reddy(2015-2020),The distrubution of the net proceeds of taxes to be shared between the centre and the states)
2)Which of the following one has maximum calorific value?
Answer=Natural gas(35-55 kj/g)
(It contains 83% of methane and 17% of ethane)
3)who had discovered Radioactivity?
Answer=Henri becquerel,marie curie and pierre curie(jointly won nobel prize)
4)Which state has launched "Mukhyamantri Santwana Harish Yojana" ?
Answer=Karnataka
(Siddaramaiah has to to provide free medical treatment to road accident victims for the first 48 hours (2 days) in the nearest government or private hospital)
5)Where should be useful in Leclanche cell(Battery)?
Answer=Transistors,clocks
(Anode-zinc,Cathode-Graphite,Electrolyte-Paste of ammonium chloride and zinc chloride)
6)What is the Deepest point of Atlantic ocean?
Answer=Puerto Rico Trench
7)Santhosh trophy is related to which sports?
Answer=Football
8)Who has the popular name of "Andhra Kesri"?
Answer=T Prakasam
9)Who is the first women to climb Mount Everest in india?
Answer=Bachendri pal
10)What is the name of first electric train in india?
Answer=Deccan Queen(1929)
(It was ran between Bombay and Poona)
11)Two trains start at the same time from A and B and proceed towards each other at the speed of 50 km/hour and 25km/hour respectively.when both meet at a point in between,one train was found to have travelled 150 km more than the other.Find the distance between A and B?
Answer=450 km
(Let the trains meet after t hours,
Distance=speed*time
According the question,
50t-25t=150
25t=150
t=150/25=6 hours
Distance between A and B=50t+25t=75t=75*6=450km)
12)The ratio of milk and water in a mixture is 4:2,then the percentage of milk in this mixture is?
Answer=66.67%
(percentage of milk=(4/6)*100=66.67%)
13)If a man were to sell his handcart for Rs.800,he would lose 35%.At what price must be sell it to gain 25%?
Answer=1539
(cost price of handcart=800*(100/65)=1230.76
For 25% profit,
selling price=(125/100)*1230.76=1538.45=1539)
14)A man has some hens and cows.If the number of heads be 48 and the number of feet equals 140,then the number of hens will be?
Answer=26
(Let the number of hens be x and the number of cows be y.Then,
x+y=48------------1
2x+4y=140--------2
solving 1,2 we get;x=26,y=22)
15)A and B are two alloys of gold and copper prepared by mixing metals in the ratio 7:2 and 7:11 respectively.If equal quantities of the alloys are melted to form a third alloy C,the ratio of gold and copper in c will be:
Answer=7:5
(Gold in C=(7/9)+(7/18)units=7/6units,
Copper in C=(2/9)+(11/18) units=5/6 units
Gold:Copper=(7/6):(5/6)=7:5)

Railway Exam General awarness,Aptitude,Reasoning and current affairs questions

1)The slogan "Garibi Hatao" was included in the?
Answer=Fourth plan(1969-1974)
(It was launched by indra gandhi,main objectives of this plan are growth and justice and garibi hatao)
2)Which tennis player has been recently suspended for ITF(International tennis federation)?
Answer=Maria Sharapova
(she is from russia and has revealed that she failed a drugs test at australian open)   
3)The capital of south africa is?
Answer=pretoria
(currency of this country is Rand)
4)Indian railways has recently renamed the Haridwar mail as "Yoga Express".It commutes between 'haridwar' and?
Answer=Ahmedabad(Gujarat)-Haridwar(Uttarakhand)
(Indian railways on 16 july 2015,renamed the Haridwar mail as "Yoga Express", The name change came before the world celebrated international yoga day on 21 july)
5)Asia's largest Tulip garden is situated in?
Answer=India
(Indira gandhi memorial tulip garden in srinagar,Jammu-kashmir.It is the largest Tulip garden in Asia and the garden was opened in 2007)
6)Who was the last viceroy of British india?
Answer=Lord Mounbatten
7)The capital of the Union Territory of 'Lakshadweep'?
Answer=Kavaratti
8)Which country has decided to partner with india's smart city programme?
Answer=Germany
(Kochi (Kerala), Bhubaneswar (Odisha) and Coimbatore (Tamil Nadu) as smart cities)
9)Who is the author of a book of "Fixed, Cash and Corruption in Cricket"?
Answer=Shantanu Guha Ray
10)The National safety day is observed on?
Answer=March 4
11)The profit earned by selling a article at Rs.5600 is equal to the loss incurred on selling the same article at Rs.4500.What will be percent profit,it the article is sold at Rs.6500?
Answer=28.71%
(cost price of article=(5600+4500)/2=Rs.5050
When selling price=Rs.6500
Profit=6500-5050=Rs.1450
Profit percent=(1450/5050)*100=28.71%)
12)A courtyard is 25m long 16m broad is to be paved with bricks of dimensions 20cm by 10cm.What is the total number of bricks required?
Answer=20,000
(Area of courtyard=(25*16)sq.metre=400 sq.metre
Area of the surface of brick=((20*10)/10000) sq.metre
Number of bricks required=400/((20*10)/10000))sq.metre
400*10000/(20*10)=20,000 nos)
13)In an election between two candidates,one got 72% of the total valid votes. 25% of the total votes are invalid.If total votes are 8200,what is the number of valid votes the other person got?
Answer=1722
(Total votes=8200
total valid votes=8200*(75/1000)=6150
Votes obtained by other person(loser)
(100-72)%of 6150
6150*28/100=1722)
14)The diameter of a circle is equal to the perimeter of a square whose area is 3136 cm^2.what is the circumference of the circle?
Answer=704 cm
(Side of the square=root of 3136(56*56)=56 cm
Perimeter of square=(4*56) cm=Diameter of the circle
Circumference of circle=II*diameter=((22/7)*56*4))cm=704 cm)
15)The respective ratio of milk and water in the mixture is 4:3 respectively.If 6 litres of water is added to this mixture, the repective ratio of milk and water becomes 8:7.what is the quantity of milk in the original mixture?
Answer=48 litres
(Let the quantity of milk in intial mixture be 4x litres,
Quantitiy of water=3x litres
On adding 6 litres of water,
4x/(3x+6)=8/7
28x=24x+48
4x=48
x=12
Required quantity of milk=4*12=48 litres)
16)Rajesh walked 45 metres in North-West from her uncle's house. there he met his friend and they walked 45 metres in south-west diretion.then they walked 45 metres in south-east direction and turned to uncle's house.Now in which direction they are going?
Answer=North-East
17)In a certain code MISCHIEF is written as NKVGMOLN,then how is RELIEVED written in that code?
Answer=SGOMJBLL
18)school:Teacher::Bank:?
Answer=Banker
(Here working place-worker relationship has been shown.Teacher teaches in school and banker manages bank.)
19)Patient:Fowler Bed::_?
Answer=Baby:Cradle
(Fowler Bed is a special type of bed meant for patient.similarly,cradle is small bed for baby.)
20)QPOR:XWVY::LKJM:_?
Answer=CBAD

(Q---(-1)P---(-1)O---(+3)R

x----(-1)w---(-1)V---(+3)Y

L----(-1)K---(-1)J----(+3)M

Therefore,

C----(-1)B----(-1)A----(+3)D)

Railway Exam General awarness,Aptitude,Reasoning and current affairs questions

1)"Damali" is a dance prevalent in which state?
Answer=Jammu-Kashmir
2)The headquarters of the Survey of India department is located at?
Answer=Dehra Dun(Uttarakhand)
(It is india's central engineering agency incharge of mapping and surveying.It is one of the oldest engineering departments of the government of india)
3)Who has the popular name of "Lion of the Punjab"?
Answer=Lala Lajpat Rai
4)"Vasco-de-Gama" is related to which country?
Answer=Portuguese
(Vasco-de-gama reached the port of calicut in 1498 during the reign of king zamorin.(Hindu ruler of calicut))
5)World water day is observed on?
Answer=March 22
6)Who is man of the series of Asia cup trophy for 2016?
Answer=Sabbir Rahman
7)Who has been awarded  "Krutitava Smagra Samman" for the year 2015?
Answer=Padma sachdev
(she was bestowed for outstanding contribution in Dogri language)
8)Which team has won Pro-kabbadi title for 2016?
Answer=Patna pirates
(In the final match played in indragandhi indoor stadium in new delhi,Played between patna pirates and Mumbai) 
9)Exercise FORCE 18 has started in which city?
Answer=Pune
10)Who has been appointed as the new chairman of the International Association of Athletics Federations (IAAF)?
Answer= Rozle Prezelj
11)The average weight of 25 boys was recorded as 65 kg.If the weight of the teacher was added.The average increase by 1 kg.What was the teacher's weight?
Answer=90kg
(Weight of teacher=65kg+(25*1)
65 kg+25kg=90kg)
12)How much 66(2/3)% of Rs.450 exceeds Rs.250?
Answer=Rs.50
(450*(200/3%)-250)
(450*(200/300)-250)
Rs=300-250=50)
13)A man purchased an article Rs.1750 and sold it at 35% above the cost price.If he has to pay Rs.85 as tax on it ,his net profit percentage will be?
Answer=30.142%
(selling price of article=1750*(135/100)=2362.50
net selling price after paying tax=Rs.(2362.50-85)=2277.50
Profit=2277.50-1750=Rs.527.50
Profit percentage=(527.50/1750)*100=30.142%)
14)In two triangles, the ratio of the areas is 5:6 ans the ratio of their heights is 4:5.Find the ratio of their bases?
Answer=25:24
(Let the bases of the two triangles be x and y and their heights be 4h,5h resectively,
then,
((1/2)*x*4h)/((1/2)*y*5h))=5/6
Requird ratio=25:24)
15)How many iron rods,each of length 8m and diameter 2cm can be made out of 0.90 cubic metre of iron?
Answer=358 nos
(volume of one rod=IIr^2h
(22/7)*(1/100)*(1/100)*8)cu.metre=176/70000cu.metre
volume of iron=0.90 cubic.metre
Number of rods=0.90/(176/70000)=0.90*(70000)/176=358 nos)
16)8  9  17  26  90  ?
Answer=115
(The pattern is:
8+(1*1)=8+1=9
9+(2*2*2)=9+8=17
17+(3*3)=17+9=26
26+(4*4*4*4)=26+64=90
90+(5*5*5*5*5)=90+25=115)
17)Water is related to Ocean in the same way as Snow is related to?
Answer=glacier
(Ocean is a moving body of water.similarly,glacier is a moving body of snow)
18)In a certain code, SIGHT is written as FVTUG.How is REVEAL written in the same language?
Answer=ERIRNY
(Each letter in the word is moved thirteed steps forward to obtain the corresponding letter of the code)
19)Blood is related to vein in the same way as oil is related to?
Answer=Pipelines
(Vein carries blood from all parts of the body towards the parts of the body towards the heart,similarly,oil is carried through pipelines)
20)Rohan walks a distance of 3km towards North, then turns to his left and walks for 2 km.He again turns left and walks for 3 km.At this point he turns to his left and walks for 3 km.How many kilometres is he from the starting point?
Answer=1 km

Railway Exam General awarness,Aptitude,Reasoning and current affairs questions

1)Measles disease is caused by?
Answer=virus(Rubella virus)
(It affects whole body and symptom has loss of appetite,reddish eruption on the body)
2)Cancer disease is caused by which substance?
Answer=chromium and arsenic(present in water)
(Minamato disease is caused by mercury)
3)Who has been selected for the prestigious Dadasaheb Phalke Award for 2015?
Answer=Manoj Kumar
4)What is S.I unit of pressure?
Answer=Pascal(or)Newton/sq.metre
5)Which state has launched HPV(Human Papillomavirus) programme for school children?
Answer=Delhi
6)What is full form FEMA?
Answer=Foreign exchange management act
(This was enacted in 1999, to replace existing FERA(foreign exchange regulation act).This act seeks to make offences relate to foreign exchange civil offences.)
7)Which project is recently launched by Narendra modi?
Answer=Setu Bharatam Project
(This project is implemented by national road and transport highways to make all national highways free of railway crossings by 2019)
8)The first indian state to implement the Panchayati Raj System?
Answer=Rajasthan
(The 73rd amendment 1993,(panchayati raj bill) provided gram sabha in villages, direct elections to all seats in Panchayats)
9)Who has won gold medal in ISSF(International shooting sports federation) world cup?
Answer=Jitu Rai
(He got award of 50m pistol round and it is held, in Thailand,Bangkok)
10)What is the national sports of Malaysia country?
Answer=Badminton
(Malaysia currency-ringgit)
11)Rs.740 are divided among A,B and C in such way that the shares of A and B are in the ratio 3:4 and those of B and c are also in the 3:4,Then c must get?
Answer=320
(Method 1:
A/B=3/4=9/12
B/C=3/4=12/16
A gets 9,B gets 12,c gets 16
9x+12x+16x=740
37x=740
x=20
c=16*20=320
Method 2:
A/B=3/4,B/C=3/4
A:B:C=3:(3*(4/3)):(4*(4/3))
A:B:C=3:(4):(16/3)
A:B:C=9:12:16)
12)A buys a pen Rs.15 and sells it to B at a profit of 20%.B sells it at a loss of 10%.The lost to B must be?
Answer=1.80
(Profit of B=15*(120/100)=18
Loss of B=18*(90/100)=16.20
Loss of B=18-16.20=1.80)
13)The sale price of 2 mangoes is equal to the cost price of 3 mangoes.The gain percent is?
Answer=50%
(Cost price of 3 mangoes=2
Selling price of 2 mangoes=3
gain percentage=((3-2)/2)*100
gain percentage=(1/2)*100=50%)
14)Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 5200 sq.metres?
Answer=40.676m
(circular field area=5200 sq.metres
radius equal to the length of the rope,
Let the length of the rope be r metres,
Then,IIR^2=5200,R^2=5200*(7/22)=40.676m)
15)If the radius of a circle is increased by 8%,then the area is increased by?
Answer=16.64%
(8+8+(8*8)/100)=16.64%)
16)Laxman went 15 km to the west from my house,then turned left and walked 20kms.He then turned east and walked 25 km and finally turning left covered 20km.How far was he from my house?
Answer=10km
17)A walks 10 metres in front and 10 metres to the right, then every time turning to his left, he walks 5,15,5 metres respectively. How far is he now from his starting point?
Answer=5m
18)6,17,39,72,?
Answer=116
(The pattern is +11,+22,+33,.........
so missing term=72+44=116)
19)Umbrella is related to Rain in the same way as Googles is related to?
Answer=Glar
20)If DELHI is coded as 73541 and CALCUTTA as 82589662,how can CALICUT be coded?
Answer=8251896

Railway Exam General awarness,Aptitude,Reasoning and current affairs questions

1)The longest river delta of India is of?
Answer=Ganga
(The ganges delta is the world's largest delta.it has source of  Gangotri glacier at place of uttarakhand,India)
2)Who has the number one postion of forbes billioners list for 2016?
Answer=Bill gates
(bill gates has topped the list of 17 for the last 23 years)
3)Which among the following National Highways of India is the shortest?
Answer=NH 47A
(It is the shortest highway in the Indian Highway network.It covers distance of Kundannoor and Willingdon Island in Kochi, Kerala)
4)International Women's day is observed on?
Answer=March 8
5)who was the first non Indian to receive the Bharat Ratna?
Answer=Khan Abdul Ghaffar Khan(Badshah khan)
(He widely known as "Frontier Gandhi")
6)Which country has number one positon of Energy security?
Answer=switzerland
(India has the position of 90th place in a list of 126 countries)
7)Which Article of the Indian constitution deals with the Election Commission?
Answer=Article 324
(The Chief Election Commissioner and other Election Commissioners are appointed by the president for 6 years or 65 years)
8)What is the chemical Name of Vitamin-B12?
Answer=Cyanocobalamin(contains cobalt)
(deficiency disease-Pernicious anaemia)
9)What is the chemical name of Caustic soda?
Answer=Sodium Hydroxide
(Formula is NAOH)
10)Where is located "Bhadra Wildlife Sanctuary"?
Answer=Karnataka
11)If three numbers are 8a,9a,12a,what will be their LCM?
Answer=864a
(required LCM=8*9*12(a)=864)
12)Find the third propotional to 35 and 45?
Answer=57.85
(Third proportional of a and b=b^2/a
 (45*45)/35=57.85)
13)Find:5735.4+573.54+57.354+5.7354+0.57354
Answer=6372.60294
14)The perimeters of two squares are 36cm and 44 cm.Find ther perimeter of a third square whose area is equal to the difference of the areas of the two squares?
Answer=25.296 cm
(Side of first square=36/4=9cm
Side of second square=44/4=11cm
Area of third square=((11)^2-(9)^2)cm^2=121-81=40 cm^2
Side of third square=6.324
Requird Perimeter=(6.324*4)=25.296 cm)
15)The radii of the bases of a cylinder and a cone are in the ratio of 5:6 and their heights are in the ratio 3:4.Find the ratio of their volumes?
Answer=25:16
(volume of cylinder=II*(5r)^2*3h
volume of cone=(1/3)II*(6r)^2*4h
II*(5r)^2*3h/(1/3)II*(6r)^2*4h=25:16)
16)In a certain code 37 means 'which class' and 583 means 'caste and class',what is the code for caste?
Answer=either 5(or) 8
(3  7=which class
5  8  3=caste and class)
17)If PICTURE is coded as TUVWXYZ, the PATCH would be coded as?
Answer=TQWVM
18)If 'LINGER' is '123456','FORCE' is '78695'.then FIERCE' is?
Answer=725695
19)AZ,BY,CX----?
Answer=DW
20)Astronomy:Stars::Geology?
Answer=Earth