Question 944253
 a tire has a radius of 13 inches and your car is traveling 35 mph, how many revolutions does your cars tire do in a minute?
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{{{35(mi/hr)*5280(ft/mi)*(rev/2(pi)13inches)*12(inches/ft)*(hr/60min)}}}
35*5280*12/(2π13*60)rev/min
=452.49 rev/min