SOLUTION: The Jonathan Schultz family took a canoe 10 miles down the Allegheny River in 1 1/4 hours. After lunch, it took them 4 hours to return. Find the rate of the current.

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Question 863139: The Jonathan Schultz family took a canoe 10 miles down the Allegheny River in 1 1/4 hours. After lunch, it took them 4 hours to return. Find the rate of the current.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the 2 speeds, up and downstream.
The current is 1/2 the difference.