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March 2, 2015

Homework Help: math

Posted by tamara on Friday, January 22, 2010 at 5:48pm.

maria ran the obstacle course each day during her gym class and recorded the follwing monday 51.6sec tuesday 58.6sec wednesday 48.3sec thurday 52.7sec on friday she ran the obstacle course again the mean (average) time for all five days is 52 seconds what was maria time friday?

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