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A jeweler wants to make 1600 grams of 25% silver compound by mixing 20% and 40% silver compounds together. How many grams of each kind will she need?
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A jeweler wants to make 1600 grams of 25% silver compound by mixing 20% and 40% silver compounds together. How many grams of each kind will she need?

User Agiagnoc
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The answer is 560 because you multiply 1600 times 35 percent.
User Le Minaw
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