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Mathematics, 23.03.2021 15:40, kautumn27
A hardware store want to mix sand worth $8 per pound with sand worth $4 per pound to get an 80 pound mixture that is worth $5 per pound. How many pounds of each type of sand should be used?
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A hardware store want to mix sand worth $8 per pound with sand worth $4 per pound to get an 80 pound...
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