SOLUTION: Two boats leave the same dock in Cairo at the same time. One heads north on the Mississippi River while the other heads south. The northbound boat travels five miles per hour. The
Question 1135538: Two boats leave the same dock in Cairo at the same time. One heads north on the Mississippi River while the other heads south. The northbound boat travels five miles per hour. The southbound boat goes seven miles per hour. How many hours will it take them to be 66 miles apart? Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website! .
They separate at the rate of 5 mph + 6 mph = 11 mph.
Therefore, they will be 66 miles apart in = 6 hours. ANSWER