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?
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
(a) 17 1/7 mins
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has been replaced by a young member.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 ?
ABCE is an isosceles
trapezoid and ACDE is a rectangle. AB = 10 and EC = 20. What is the length of
In the given figure, PA and
PB are tangents to the circle at A and B respectively and the chord BC is
parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then
what is the length of the chord BC?
Three cards are drawn at
random from an ordinary pack of cards. Find the probability that they will
consist of a king, a queen and an ace.
A number of cats got
together and decided to kill between them 999919 mice. Every cat killed an equal
number of mice. Each cat killed more mice than there were cats. How many cats do
you think there were ?
If Log2 x - 5 Log x + 6 = 0,
then what would the value / values of x be?
The square of a two digit
number is divided by half the number. After 36 is added to the quotient, this
sum is then divided by 2. The digits of the resulting number are the same as
those in the original number, but they are in reverse order. The ten's place of
the original number is equal to twice the difference between its digits. What is
Can you tender a one rupee
note in such a manner that there shall be total 50 coins but none of them would
be 2 paise coins.?