If 15 men do a piece of work in 8 days. How many men will finish it in 10 days?

If 15 men do a piece of work in 8 days. How many men will finish it in 10 days?

Explanation

15 men complete the work in 8 days

Total work = 15 men * 8 days = 120 man-days

Now, to complete the work in 10 days:

120 man-days / 10 days = 12 men