SOLUTION: Two pipes can fill up the water tank in 6 hour & 40 minutes. Find the time each will take to fill the tank if one of the two pipes can fill it in 3 hour less than the other
Question 725157: Two pipes can fill up the water tank in 6 hour & 40 minutes. Find the time each will take to fill the tank if one of the two pipes can fill it in 3 hour less than the other