SOLUTION: It takes a boat 4 hours to travel 24 miles down a river and 6 hours to return upstream to its starting point. What is the rate of the current in the river?

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Question 162065: It takes a boat 4 hours to travel 24 miles down a river and 6 hours to return upstream to its starting point. What is the rate of the current in the river?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
24/4=6 mph downstream.
24/6=4 mph upstream.
(6-4)/2=2/2=1 is the speed of the current.