Mathematics, 19.05.2021 23:30, shelbycheyzelanko21

Eighteen-carat gold contains 18 parts by weight of gold and 6 parts of other metals. (Twenty-four-carat gold is pure.) Fourteen-carat gold contains 14 parts of gold and 10 parts of other metals. How many ounces of fourteen-carat gold need to be mixed with 12 ounces of eighteen-carat gold to make seventeen-carat gold?

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Eighteen-carat gold contains 18 parts by weight of gold and 6 parts of other metals. (Twenty-four-ca...