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Mathematics, 21.09.2021 06:40 nauticatyson9

Charmaine's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Charmaine $5.20 per pound, and type B coffee costs $4.15 per pound. This month's blend used three times as many pounds of type B coffee as type A, for a total cost of $688.35. How many pounds of type A coffee were used?

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