Homework Help: math

Posted by Megan on Sunday, January 29, 2012 at 11:54am.

A statue is made of a mixture of copper and zinc in a ratio of 11:4 (copper to zinc). If the weight of the statue is 3165 pounds, what is the weight of the copper?

math - bobpursley, Sunday, January 29, 2012 at 12:32pm
copper must be 11/15 of the weight
zinc must be 4/15 of the weight.

Could it possibly be anything other than this?

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