Question

12 men can fo a peice of work in 24 days... 8 men can do same work in.....
a)36 days
b)28 days
c)48 days
d)52 days

Answer 1

Time taken to complete the work by 12 men =24 days
Therefore, let the time taken by 8 men be x days...
So it is a case of inverse variation.
According to the question =12 × 24 = 8 × x

= 288 = 8 × x

=288/8 = x

= x = 36

Therefore, the answer is a) 36....
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Answer 2

Given 12 men can do a piece of work in 24 days.

24 * 12 = 288.


Therefore the 8 men can do same work in 288/8 days = 36 days.


Hope this helps!