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March 4, 2015

March 4, 2015

Posted by **Olga** on Thursday, February 17, 2011 at 10:57pm.

- math -
**Helper**, Thursday, February 17, 2011 at 11:42pmg = grams of 99% cocoa

0.99g = value of 99% cocoa

200 - g = grams of 70% cocoa

0.70(200 - g) = value of 70% cocoa

0.86(200) = value of mixture

0.99g + 0.70(200 - g) = 0.86(200)

Solve for g, grams of 99% cocoa

200 - g = grams of 70% cocoa

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