SOLUTION: white chocolate powder worth 4 pesos and 10 cents per pound is to be mixed with the black chocolate powder worth 4 pesos and 90 cents per pound.How many pound of white and black ch

Question 1039977: white chocolate powder worth 4 pesos and 10 cents per pound is to be mixed with the black chocolate powder worth 4 pesos and 90 cents per pound.How many pound of white and black chocolate should used to obtain 25 pounds of blended chocolate worth 4 pesos and 40 cents per pound.

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
white chocolate powder worth 4 pesos and 10 cents per pound is to be mixed with the black chocolate powder worth 4 pesos and 90 cents per pound.How many pound of white and black chocolate should used to obtain 25 pounds of blended chocolate worth 4 pesos and 40 cents per pound.
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Weight Eq:: w + c = 25 lbs
Value Eq:: 4.1w + 4.9c = 4.4*25
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41w + 41c = 41*25
41w + 49c = 44*25
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Subtract and solve for "c":
8c = 3*25
c = 75/8 = 9.375 lb (amt. of black chocolate to use)
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w = 25 - 9.375 = 15.625 lb (amt. of white chocolate to use)
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Cheers,
Stan H.
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