SOLUTION: an alloy of metals is 25% copper. Another alloy is 50% copper. How much of each alloy should be used to make 1000 grams of an alloy that is 45% copper?
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Question 354397: an alloy of metals is 25% copper. Another alloy is 50% copper. How much of each alloy should be used to make 1000 grams of an alloy that is 45% copper?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
an alloy of metals is 25% copper. Another alloy is 50% copper. How much of each alloy should be used to make 1000 grams of an alloy that is 45% copper?
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t = amount of 25%
f = amount of 50%
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t + f = 1000
0.25t + 0.5f = 0.45*1000
Can you finish it?
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