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January 25, 2015

January 25, 2015

Posted by **Soraya** on Sunday, February 24, 2008 at 7:25pm.

Work out (J)

Percent efficiency(e)= ____________ x100

Work in (J)

- Math/Sciance -
**drwls**, Monday, February 25, 2008 at 1:58amDuplicate post; already answered

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