SOLUTION: A metallurgist has one alloy containing 21% aluminum and another containing 45% aluminum. How many pounds of each alloy must he use to make 42 pounds of a third alloy containing 27
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Question 929537: A metallurgist has one alloy containing 21% aluminum and another containing 45% aluminum. How many pounds of each alloy must he use to make 42 pounds of a third alloy containing 27% aluminum? (Round to two decimal places if necessary.) Answer by josgarithmetic(39616) (Show Source):
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