SOLUTION: A metallurgist needs to make 12.4 lb. of an allot containing 50% gold. He is going to melt and combine one metal that is 60% gold with another metal that is 40% gold. How much of e

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Question 874101: A metallurgist needs to make 12.4 lb. of an allot containing 50% gold. He is going to melt and combine one metal that is 60% gold with another metal that is 40% gold. How much of each should he use?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
Using equations, you could form the system:
%2840x%2B60y%29%2F12.4=50 and x%2By=12.4.

You should expect highlight%28x=y=6.2%29.