Question

. 42 men take 25 days to dig a pond. if the pond would have to be dug in 14 days then what is the number of men to be employed?

Answer 1

75 men
I hope my answer help you.

Answer 2

Let the number of men be n?

Men 42n↓42n↓ boys 2514↑2514↑ 

∴ n42n42 =25142514 ⟹⟹ n =75