SOLUTION: A coffee shop sells two brands of coffee. The first brand costs 2.5 dollars per pound, the second costs 3.5 dollars per pound. The manager wants to mix 9 pounds of the coffee th
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Question 898005: A coffee shop sells two brands of coffee. The first brand costs 2.5 dollars per pound, the second costs 3.5 dollars per pound. The manager wants to mix 9 pounds of the coffee that sells for 3.5 dollars to get a mixture that will sell for 2.9 dollars per pound. How many pounds of the 2.5 dollar coffee should be used? Answer by josgarithmetic(39617) (Show Source):
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