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January 28, 2015

January 28, 2015

Posted by **Please help** on Wednesday, April 20, 2011 at 8:41pm.

- math -
**Damon**, Wednesday, April 20, 2011 at 8:51pmA = h( b1+b2)/2

not over 5 I think

No need to think. Just write the equation down and plug in the numbers:

55 = 5 (12+b2)/2

22 = 12+b2

b2 = 10

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