SOLUTION: fred covered the first 20 miles in 2 1/2 hours. what was his average speed per hour.?

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Question 822857: fred covered the first 20 miles in 2 1/2 hours. what was his average speed per hour.?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
fred covered the first 20 miles in 2 1/2 hours. what was his average speed per hour.?
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d = r*t
r = d/t