If 36 men can do a piece off work in 25 hours, in how many hours will 15 do the same work?

If 36 men can do a piece off work in 25 hours, in how many hours will 15 do the same work?

Explanation

To find the answer, we can use the formula: (men1 * hours1) = (men2 * hours2)

(36 * 25) = (15 * x)

x = 60 hours