SOLUTION: Could someone help me with this problem? The distance from Philadelphia to Sea Isle City is 100 mi. A car was driven this distance using tires with a radius of 14 in. H

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Question 39719: Could someone help me with this problem?
The distance from Philadelphia to Sea Isle City is 100 mi. A car was driven this distance using tires with a radius of 14 in. How many revolutions of each tire occurred on the trip?
Thanks!
Sher
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
Need to find circumference of the tire:
C+=+2%28pi%29r
C+=+2%2814%29%28pi%29
C+=+87.96459
Now, convert miles to inches:
(63360*100) = 6,336,000
6,336,000/circumference = rotations
About 72,029 tire rotations