DavidHebert DavidHebert

15-10-2020
Mathematics

contestada

Marty’s dog can run 3 miles in 20 minutes. What is the dog’s speed in miles per hour?
How do i get the answer?

Respuesta :

15-10-2020

Since there is 60 minutes in a hour you would multiply 20*3 to get the hour. Now since you multiplied the minutes by 3 you also multiply the amount of miles giving you 9 miles per hour

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