SOLUTION: Coffee worth 2.95 a pound was mixed with coffee worth 3.50 a pound to produce a blend worth 3.30 a pound. How much of each kind of coffee was used to produce 44 pounds of blended
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Question 573040: Coffee worth 2.95 a pound was mixed with coffee worth 3.50 a pound to produce a blend worth 3.30 a pound. How much of each kind of coffee was used to produce 44 pounds of blended coffee? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Coffee worth 2.95 a pound was mixed with coffee worth 3.50 a pound to produce a blend worth 3.30 a pound. How much of each kind of coffee was used to produce 44 pounds of blended coffee?
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Equation:
value + value = value
2.95x + 3.50(44-x) = 3.30*44
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Multiply thru by 100 to get:
295x + 350*44 - 350x = 330*44
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-55x = -20*44
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x = (4/11)*44
x = 4*4 = 16 lbs (amt. of $2.95 coffee needed)
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44-x = 28 lbs (amt of $3.50 coffee needed)
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Cheers,
Stan H.
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