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3 years ago

10

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 a

dd enough silver to reduce the gold content to 75%. How much silver should she add?

1 answer:

GaryK [48]3 years ago

7 0

Subtract number of %<span />

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