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January 27, 2015

January 27, 2015

Posted by **thommini** on Friday, February 19, 2010 at 8:06am.

- math -
**bobpursley**, Friday, February 19, 2010 at 9:29amIn 12 hours, Sally paints 3

in 12 hours, John paints 2

so the together rate is 5 houses/12 hrs

so together 12hrs/5houses= 2.4 hrs/house

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