SOLUTION: What is average speed of 70 mph and 55 mph?

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Question 884725: What is average speed of 70 mph and 55 mph?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
What is average speed of 70 mph and 55 mph?
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(70 + 55)/2 = 62.5 mi/hr
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The average speed of a round-trip is not the average of the 2 speeds, tho.