February 23, 2017

Homework Help: college algebra word problem

Posted by megan on Wednesday, February 25, 2009 at 6:37pm.

A goldsmith has two alloys that are different purities of gold. The first is 3/4 pure and the second is 5/12 pure. How many ounces of each should be melted and mixed in order to obtain a 6 oz mixture that is 2/3 pure gold?

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