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Mathematics, 10.02.2020 23:30 ammerismccormick52
The coffee counter charges $9 per pound for French roast coffee and $8 per pound for Sumatran coffee. How much of each type of coffee should be used to make 20 L blend that sells for $8.30 a pound?
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The coffee counter charges $9 per pound for French roast coffee and $8 per pound for Sumatran coffee...
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