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October 21, 2014

October 21, 2014

Posted by **Mary** on Thursday, September 20, 2012 at 8:58am.

- math -
**Reiny**, Thursday, September 20, 2012 at 9:06amfirst class ---- 30

normal people ---- 150-30 = 120

evaluate:

30(550) + 120(150)

= .....

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