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An alloy contains 57 g of silver and 20g of copper what is the percentage silver in the alloy

An alloy contains 57 g of silver and 20g of copper what is the percentage silver in the alloy
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An alloy contains 57 g of silver and 20g of copper what is the percentage silver in the alloy

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User Chrisgoyal
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Total weight of alloy is
67 + 20 = 87 g
67 g of which is gold
So % gold is 67/87* 100 = 77.01%
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User Archaelus
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