A metal alloy weighing 4 kg and containing 90% gold is melted and mixed with 1 kg of a different alloy which contains 30% gold. What percent of the resulting alloy is gold? A) 78% B) 90% C) 32% D) 50% - QAmmunity.org

A metal alloy weighing 4 kg and containing 90% gold is melted and mixed with 1 kg of a different alloy which contains 30% gold. What percent of the resulting alloy is gold? A) 78% B) 90% C) 32% D) 50%

asked Aug 3, 2021 218k views

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