If 30 men can build a wall 40 meters long in 5 days, what length of a similar wall can be built by 25 men in 3 days?

If 30 men can build a wall 40 meters long in 5 days, what length of a

1.	If 30 men can build a wall 40 meters long in 5 days, what length of a similar wall can be built by 25 men in 3 days?
A.	20
B.	80
C.	11.25
D.	29
Answer» B. 80

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If 30 men can build a wall 40 meters long in 5 days, what length of a similar wall can be built by 25 men in 3 days?

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