# SOLUTION: If a boat goes downstream 72 miles in 3 hours and upstream 60 miles in 6 hours, the rate of the river and the rate of the boat in still water are ? I tried this with table and f

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 Question 418323: If a boat goes downstream 72 miles in 3 hours and upstream 60 miles in 6 hours, the rate of the river and the rate of the boat in still water are ? I tried this with table and found c = 7mph and r = 17mph Answer by josmiceli(9817)   (Show Source): You can put this solution on YOUR website!Let rate of boat in still water Let = rate of river given: downstream: (1) upstream: (2) Add (1) and (2) and You just used for the boat and for the river Same answer -OK