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A jeweler has 5 rings, each weighing 18 g, made of an alloy of 15% silver and 85% gold. She decides to melt down the rings and add enough silver to reduce the gold content to 75%. How much silver should
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A jeweler has 5 rings, each weighing 18 g, made of an alloy of 15% silver and 85% gold. She decides to melt down the rings and add enough silver to reduce the gold content to 75%. How much silver should she add?

User Bakkal
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1 Answer

2 votes
subtract number of %
User Tahsin
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