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October 21, 2014

October 21, 2014

Posted by **Da S** on Tuesday, March 20, 2012 at 11:44pm.

A.find the total distance that pei fen walked

b.what was pei fen's average speed for the whole journey?

- math -
**David**, Wednesday, March 21, 2012 at 12:49amtotal distance = 526 + 5 * 70

avg speed = total distance / 12 min

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