The radius of each wheel of a car is 15 inches. If the wheels are turning at the rate of 3 revolutions per second, how fast is the car moving?

1 Answer
Jace t.
Oct 17, 2017

282.6 in/s

Explanation:

A wheel travels in one revolution equal to its circumference, so multiply the diameter by pi
#30*pi#
which in math is 3.14
you then get 94.2 inches per revolution, then multiply #94.2*3# to get how many inches the car will move in 1 second, which is 282.6 in/s

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