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January 28, 2015

January 28, 2015

Posted by **Angela** on Saturday, November 12, 2011 at 10:06pm.

how far does the tip of the minute hand move in 15 seconds?

I got that=5 pi

BUT What speed is it moving in miles/hr????

- algebra -
**PsyDAG**, Sunday, November 13, 2011 at 1:38amAssuming it does move 5 pi, convert 5 * 3.1416 = 15.7 inches to portions of a mile. Convert 15 seconds into a portion of an hour, then increase both so divisor is a complete hour.

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