SOLUTION: an alloy of metals is 25% copper. another alloy is 50% copper. how much of each should be used to make 1000 grams of an alloy that is 45% copper?

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Question 347387: an alloy of metals is 25% copper. another alloy is 50% copper. how much of each should be used to make 1000 grams of an alloy that is 45% copper?
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
given:



By subtraction:




200 grams of the 25% copper and 800 grams
of the 50% copper should be used

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