SOLUTION: A cruise boat travels 48 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.
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Question 249600: A cruise boat travels 48 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
D=RT OR R=D/T
R=48/3=16 MPH
R=48/6=8 MPH.
(16-8)/2=8/2=4 MPH. IS THE CURRENT SPEED.
PROOF:
16-4=12 MPH. IS THE SPEED OF THE CRUISE BOAT.
8+4=12 DITTO.
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