November 25, 2015

Homework Help: math please help!!

Posted by Angela G on Sunday, March 8, 2009 at 9:29pm.

Solve the problem. Anne and Nancy use a metal alloy that is 24.9% copper to make jewelry. How many ounces of a 20% alloy must be mixed with a 27% alloy to form 100 ounces of the desired alloy?

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