Posted by **Anonymous** on Tuesday, March 15, 2011 at 10:45am.

The inside edge of a racing track is shaped like a circle with a diameter of 420 feet. About how many times would a runner have to go around the track to run one mile?

- Math -
**bobpursley**, Tuesday, March 15, 2011 at 10:48am
5280/420 ?

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