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A metallurgist needs to make 14.8 milligrams of an alloy containing 30% iron. If he is going to melt and combine one metal that is 60% iron with another metal that is 20% iron. How much of each should he use?
asked
Apr 22, 2021
in
Mathematics
by
Kelirous
1). mg of 60% iron:
2). mg of 20% iron:
systems
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