SOLUTION: A merchant has coffee worth $4 a pound that she wishes to mix with 6 pounds of coffee worth $9 a pound to get a mixture that can be sold for $7 a pound. How many pounds of the $4 c
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-> SOLUTION: A merchant has coffee worth $4 a pound that she wishes to mix with 6 pounds of coffee worth $9 a pound to get a mixture that can be sold for $7 a pound. How many pounds of the $4 c
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Question 864916: A merchant has coffee worth $4 a pound that she wishes to mix with 6 pounds of coffee worth $9 a pound to get a mixture that can be sold for $7 a pound. How many pounds of the $4 coffee should be used? Answer by josgarithmetic(39631) (Show Source):
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