Posted by Anonymous on .
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,
5280/420 ?
Posted by Anonymous on .
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?
5280/420 ?