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Peter went upstream in a canoe at an average speed of 12 miles per hour. He returned by the same route at an average speed of 18 miles per hour. What was Peter's average sp…

Peter went upstream in a canoe at an average speed of 12 miles per hour. He returned by the same route at an average speed of 18 miles per hour. What was Peter's average sp…
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Peter went upstream in a canoe at an average speed of 12 miles per hour. He returned by the same route at an average speed of 18 miles per hour. What was Peter's average speed for the round trip, in miles per hour?

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User Sid Thakur
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2 Answers

3 votes
15 because 12+18=30 and divided by 2 is 15.
answered
User Dribbel
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8.3k points
1 vote
Miles per hour is 1
answered
User Ovidiu
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7.9k points
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