SOLUTION: A plane flies from Worcester to Chicago at an average rate of 380 mph and
returns along the same route at an average rate of 420 mph. What was the
average rate in miles per hour,
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returns along the same route at an average rate of 420 mph. What was the
average rate in miles per hour,
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Question 256367: A plane flies from Worcester to Chicago at an average rate of 380 mph and
returns along the same route at an average rate of 420 mph. What was the
average rate in miles per hour, for the round trip? Answer by richwmiller(17219) (Show Source):
