The wheels on your car are spinning at 625 revolutions per minute. The car travels 88 feet every time the wheels spin around 11 revolution.
How many miles per hour are you traveling? Round to the nearest integer.

_____________ miles per hour

Respuesta :

First, convert 625 revolutions per minute to revolutions per hour: 625*60=37500 revolutions per hour

Next you can simplify 88 feet for 11 revolutions to 8 feet per revolution.

To find how many feet per hour you are travelling, multiply 37500 by 8 ft., which results in 300000 feet per hour.

Then you have to convert 300000 ft. per hour to mph. There are 5280 feet in a mile, so divide 300000 by 5280 to get approx. 57 mph.

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