SOLUTION: The Hudson River flows at a rate of 3 miles per hour. A patrol boat travels 60 miles upriver, and returns in a total time of 9 hours. What is the speed of the boat in still water?

Question 36034: The Hudson River flows at a rate of 3 miles per hour. A patrol boat travels 60 miles upriver, and returns in a total time of 9 hours. What is the speed of the boat in still water?
Answer by Paul(988) (Show Source): You can put this solution on YOUR website!
Let the speed of theboat in still water be x

60[(x-3)+(x+3)]=9[(x+3)(x-3)]

SOlve that: you get x=13.9
Hence, the speed is 13.9mph in still wate.r
Paul.

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