SOLUTION: how many hours would it take to paddle 69 miles down stream on a river

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Question 326162: how many hours would it take to paddle 69 miles down stream on a river
Answer by solver91311(24713) About Me  (Show Source):
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Therefore:



Let represent the average speed that a person can paddle for the length of time it takes to travel the 69 miles. Let represent the speed of the current in the river. Then the total downstream speed is and then our time formula becomes:



Where and are expressed in miles per hour.

Just plug in the average paddling speed and the speed of the current and then do the arithmetic.

John