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Mathematics, 28.02.2021 21:40 Lovebamagirl12

A metalworker has a metal alloy that is 15​% copper and another alloy that is ​65% copper. How many kilograms of each alloy should the metalworker combine to create 100kg of a 45​% copper​ alloy?

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A metalworker has a metal alloy that is 15​% copper and another alloy that is ​65% copper. How many...
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