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The ratio of zinc and copper in an alloy is 7:9. It the weight of the copper in the alloy is 11.7 kg, find the weight of the zinc in the alloy. |
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Answer» The ratio of zinc and copper in an alloy is 7:9. It the weight of the copper in the alloy is 11.7 kg, find the weight of the zinc in the alloy. |
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