Solve the Problem. -Each Tire of an Automobile Has a Radius of 1.25

question 162

Multiple Choice

Solve the problem.
-Each tire of an automobile has a radius of 1.25 feet. How many revolutions per minute (rpm) does a tire make when the automobile is traveling at a speed of 115 feet per sec? Round your answer to the
Nearest tenth.

• A)14.6 rpm
• B)878.5 rpm
• C)1372.7 rpm
• D)1757.1 rpm

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