36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?
A
12
B
18
C
22
D
24
Correct Answer: 24
Let, the required number of days be x. Less man, More days ( Indirect Proportion) ∴27:36::18:x⇒2736 = 18x⇒27x = 18×36⇒x = 18×3627∴x = 24