50 grams of an alloy of gold and silver contains 80% gold by weight, how much more gold should be mixed in this metal so that the alloy contains 95% gold?
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Q:
50 grams of an alloy of gold and silver contains 80% gold by weight, how much more gold should be mixed in this metal so that the alloy contains 95% gold?
- 110 gramsfalse
- 250 gramsfalse
- 3150 gramstrue
- 4200 gramsfalse
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