Mathematics, 25.06.2021 03:30 hazeleyes8908
Gold used to make jewerly is often a blend of gold, silver, and copper. Consider three alloys of these metals. The first alloy is 75% gold, 5% silver, and 20% copper. The second alloy is 75% gold, 12.5% silver, and 12.5% copper. The third alloy is 37.5% gold and 62.5% silver. If 100 g of the first alloy costs $2340.40, 100 g of the second alloy costs $2362.75, and 100 g of the third alloy costs $1350.00, how much does each metal cost?
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