If 20 men can build a wall 56 meters long in 6 days, what length of a similar wall can be built by 35 men in 3 days ?

If 20 men can build a wall 56 meters long in 6 days, what length of a similar wall can be built by 35 men in 3 days ?

A 64

B 46

C 50

D 49

Solution

Correct Answer: Option D