SOLUTION: How many times does a bicycle tire that has a radius of 11 inches rotate when it travels 13,816 inches? Please explain so I know how to do it.

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Question 617584: How many times does a bicycle tire that has a radius of 11 inches rotate when it travels 13,816 inches? Please explain so I know how to do it.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
each time the tire rotates, it travels the length of its circumference (the distance around the tire)

c = 2 * pi * r = 22 pi

so the number of rotations is ___ 13816 / (22 pi)