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April 20, 2014

April 20, 2014

Posted by **Ruben** on Monday, December 13, 2010 at 11:20pm.

what is n?

- Math 7th grade -
**g**, Tuesday, December 14, 2010 at 12:35amcross multiply

so 28 x n= 28n

and

40x22= 880

28n=880

divide by n on both sides

n= 31.42

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