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September 17, 2014

September 17, 2014

Posted by **hiba** on Thursday, December 1, 2011 at 3:55pm.

please answer . i come up with 21 dolor.Am i right or miss some thing .

- Math -
**Ms. Sue**, Thursday, December 1, 2011 at 4:15pmAverage cost per gallon:

(2.96 + 3.61)/2 = 3.29

Average gallons:

42.5

42.5 * 3.29 = ? average cost per month

I assume your native language is not English.

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