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February 28, 2015

February 28, 2015

Posted by **RNRH** on Monday, February 14, 2011 at 2:35pm.

- math -
**Reiny**, Monday, February 14, 2011 at 2:52pmdust storm rate ---- x mph

clear day rate ----- x+40 mph

solve

3(x) + 4(x+40) = 295

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