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Mathematics, 11.05.2021 20:20 evelyng58

A metalworker has a metal alloy that is 20% copper and another alloy that is 60% copper. How many kilograms of each alloy should the metalworker combine to create 80 kg of a 52% copper alloy?

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A metalworker has a metal alloy that is 20% copper and another alloy that is 60% copper. How many...

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