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Frequently Asked Gate Numerical Ability Sample Question with Solutions

(#M40038482) GATE QUESTION Time and Work Keep an EYE

Two friends A and B working together completed a work in 26 days. Their skills of doing the work are in the ratio 8:5. How many days will B take, if engaged alone?
(a) 10 days
(b) 16 days
(c) 12 days
(d) 18 days

Asked In Gate Swechchha Agarwal (11 years ago)

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(#M40039270) GATE QUESTION percentage Keep an EYE

there are two candidates p and q in an election.During the
campaign,40% of the voters promised to vote for P ,and rest
for Q.however, on the day of election 15% of the voter went
back on their promise to vote for P and instead voted for Q.
25% of the voters went back on their promise to vote for Q
and instead voted for P.suppose,P lost by two votes,then
what was the total no. of voters.

Asked In Gate NAVEEN KUMAR (11 years ago)

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(#M40038549) GATE QUESTION Number System Keep an EYE

A certain number when successively divided by 5 and 7 leaves the remainders 3 and 4 respectively. What is the remainder, if the same number is divided by 35?
(a)21
(b)23
(c)24
(d)29

Asked In Gate Swechchha Agarwal (11 years ago)

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(#M40155328) GATE QUESTION prbobality Keep an EYE

a ticket is drawn from two hundred tickets numbered from 1to 200 , find the probability that the number is divisible by 2 or 3 or 5.

Asked In Gate kiran (9 years ago)

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(#M40034466) GATE QUESTION time and work Keep an EYE

140 men were employed to finish a certain work in 80 days. after 50 days.10 more men were engaged at the work , then how many days before will the work be finished?

Asked In Gate ramakrishna (11 years ago)

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(#M40038486) GATE QUESTION Time and Work Keep an EYE

Six pipes are fitted to a water tank. Some of theses are inlet pipes and the others outlet pipes. Each inlet pipe can fill the tank in 9h and each outlet pipe can empty the tank in 6h. On opening all the pipes, an empty tank is filled in 9h. The number of inlet pipes is
(a) 2
(b) 4
(c) 3
(d) 5

Asked In Gate Swechchha Agarwal (11 years ago)

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(#M40167032) GATE QUESTION In what ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth of Rs Keep an EYE

In what ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth of Rs. 8 per litre?

Asked In Gate Abhishek Das (4 years ago)

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(#M40038489) GATE QUESTION Time and work Keep an EYE

If A is 20% less efficient than B. If B alone can do the work in 40 days. In how many days can A and B together complete the same work ?

(a) 22 2/9
(b) 20 1/9
(c) 21 2/9
(d) 32 2/9

Asked In Gate Suresh Kashyap (11 years ago)

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(#M40156373) GATE QUESTION series Keep an EYE

find the missing number in the series 85,83,63,93,131,?

Asked In Gate ramakrishna (9 years ago)

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(#M40031394) GATE QUESTION Keep an EYE

Q. There are three urns :first urn contains 1 white,2 red,3 green balls,second urn contains 2 white,1 red,1 green balls and third urn contains 4 white,5 red,3green balls. two balls are drawn from an urn chosen at random.these are found to be one white and one green. Probability that balls are drawn from third urn is,
Option
(A)15/59
(B)14/59
(C)13/59
(D)12/59

Asked In Gate shraddha chakrabarty (11 years ago)

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