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It took a race car driver 3 hours and 15 minutes to go 500 miles. What was his mean rate of speed, to the nearest tenth of a mile per hour? Apparently the answer is 153.8 mph, but I don’t know how to get
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It took a race car driver 3 hours and 15 minutes to go 500 miles. What was his mean rate of speed, to the nearest tenth of a mile per hour?

Apparently the answer is 153.8 mph, but I don’t know how to get the answer.

User Yoli
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in order to calculate rate or average speed you divide miles by time

I got 153.8 by dividing 500 by 3.25 (the .25 is because 15 minutes is 1/4 of 60) hope this helped!!
User Charles Harring
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