Mathematics, 28.11.2020 17:40, zoeyanai1

A metalworker has a metal alloy that is 30% copper and another aloy that is 75% copper. How many kilograms of each alloy should the metalworker combine to create 60 kg of a 66% copper alloy? The metalworker should use kilograms of the metal alloy that is 30% copper and kilograms of the metal alloy that is 75% copper.
(Type whole numbers)

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A metalworker has a metal alloy that is 30% copper and another aloy that is 75% copper. How many kil...