Aptitude Questions and Answers
If 2x-y=4 then 6x-3y=?
If x=y=2z and xyz=256 then
what is the value of x?
(1/10)18 - (1/10)20 = ?
Pipe A can fill in 20
minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of
them work together, find the time taken to fill the tank
Thirty men take 20 days to
complete a job working 9 hours a day. How many hour a day should 40 men work to
complete the job?
Find the smallest number in
a GP whose sum is 38 and product 1728
A boat travels 20 kms
upstream in 6 hrs and 18 kms downstream in 4 hrs. Find the speed of the boat in
still water and the speed of the water current?
A goat is tied to one corner
of a square plot of side 12m by a rope 7m long. Find the area it can graze?
Mr. Shah decided to walk
down the escalator of a tube station. He found that if he walks down 26 steps,
he requires 30 seconds to reach the bottom. However, if he steps down 34 stairs
he would only require 18 seconds to get to the bottom. If the time is measured
from the moment the top step begins to descend to the time he steps off the last
step at the bottom, find out the height of the stair way in steps?
The average age of 10
members of a committee is the same as it was 4 years ago, because an old member
has been replaced by a young member. Find how much younger is the new member ?