If 6 men take 15 hours to complete a job, how many hours will 10 men take to complete the same job?

If 6 men take 15 hours to complete a job, how many hours will 10 men take to complete the same job?

Explanation

To find the number of hours 10 men will take:

First, find the total work hours for 6 men:

6 men * 15 hours = 90 man-hours

Now, divide the total work hours by 10 men:

90 man-hours / 10 men = 9 hours