Problema Solution
how many pounds of walnuts at 84 cents/lb should be mixed with 20lb of pecans worth 1.20/lb to give a mixture worth 1.04/lb
Answer provided by our tutors
let
w = lbs of walnuts
0.84w + 1.20*20 = 1.04(w + 20)
by solving we find:
w = 16 lbs
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16 pounds of walnuts should be used for the mixture.