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A coin contains 9 grams of nickel and 16 grams of copper,for a total weight of 25 grams what percentage of the metal in the coin in cooper
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A coin contains 9 grams of nickel and 16 grams of copper,for a total weight of 25 grams what percentage of the metal in the coin in cooper

User Ghostkeeper
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16/25=64%.........
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User James Yang
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