SOLUTION: Marc drives 420 miles in 7 hours. What is his average speed in mph?

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Question 213469: Marc drives 420 miles in 7 hours. What is his average speed in mph?
Answer by drj(1380) About Me  (Show Source):
You can put this solution on YOUR website!
Marc drives 420 miles in 7 hours. What is his average speed in mph?

Step 1. speed=%28distance%2Ftime%29

Step 2 speed = 420 miles/7 hours = 60 mile per hour = 60 mph


I hope the above steps were helpful.

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Respectfully,
Dr J