Mathematics, 12.03.2021 08:10, lilbit217

A metalworker has a metal alloy that is 30% copper and another alloy that is 55% copper. How many kilograms of each alloy should the metalworker combine to create 50kg of a 50% copper alloy? The Metal worker should use _ kilograms of the metal alloy that is 30% copper and _ kilograms of the metal alloy that is 55% copper.

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A metalworker has a metal alloy that is 30% copper and another alloy that is 55% copper. How many ki...