A boat can go 20 miles against a current in the same times that it can go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.

Question

A boat can go 20 miles against  a current in the same times that it can  go 60 miles with the current. The current is 4 miles per hour. Find the speed of the boat with no current.

Damon · Answer

Scroll down. Look at the problem below this one.