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14-09-2020
Chemistry

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A runner averages 8 minutes and 25 seconds per mile. What is her average velocity in miles per hour?

Respuesta :

14-09-2020

8 minutes and 25 seconds is the same as 8.25 in decimal form.

Divide by 60 minutes.

60 / 8.25 = 7.27 miles per hour

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