Mathematics, 19.07.2019 11:00 adrian08022
An alloy is composed of nickel, zinc, and copper in a 7: 2: 9 ratio. how many kilograms of each metal is needed to make 3.8 kg of this alloy?
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An alloy is composed of nickel, zinc, and copper in a 7: 2: 9 ratio. how many kilograms of each meta...
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