SOLUTION: If a bicycle has a radius of 18 inches, how many times will the tire rotate if the bicycle travels for half a mile

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Question 451687: If a bicycle has a radius of 18 inches, how many times will the tire rotate if the bicycle travels for half a mile
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
1/2 mile in inches=2640x12=31680
C=2πr=2x18xπ=36π=113.1
31680/113.1=280.11 revolutions..