SOLUTION: Solve the problem. 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 170661This question is from textbook Introductory Algebra
: Solve the problem. A cruise boat travels 48 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.
This question is from textbook Introductory Algebra
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
48/3=16 MPH DOWNSTREAM.
48/6=8 MPH UPSTREAM.
(16-8)/2=8/2=4 MPH IS THE SPEED OF THE STREAM.
PROOF:
16-4=12
8+4=12 SPEED OF THE BOAT IN STILL WATER.
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