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July 31, 2014

July 31, 2014

Posted by **Jennifer** on Tuesday, June 21, 2011 at 10:14am.

- Physics -
**drwls**, Tuesday, June 21, 2011 at 11:23am80 km/h*(1/3 h) + 50 km/h*(1/4 h)

= 80/3 + 50/4 km

= 39.17 km

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