SOLUTION: Mr. March's car has new 22" tires on it. If he's driving at a constant speed of 60 mph, how many rotations will each tire complete in 1 minute

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Question 351956: Mr. March's car has new 22" tires on it. If he's driving at a constant speed of 60 mph, how many rotations will each tire complete in 1 minute
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
car has new 22" tires on it.
If he's driving at a constant speed of 60 mph, how many rotations will each tire complete in 1 minute
:
Find the circumference of the tire
C = pi%2A22
C = 69.115 inches
:
How many ft traveled in 1 min at 60 mph
%2860%2A5280%29%2F60 = 5280 ft
:
Find no. of rpm
5280%2F69.115 = 76.4 rpm