SOLUTION: A farmer wants to mix milk containing 6% butterfat with 2 quarts of cream that is 15% butterfat to obtain a mixture that is 12% butterfat. How much milk containing 6% butterfat mus
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Question 161532: A farmer wants to mix milk containing 6% butterfat with 2 quarts of cream that is 15% butterfat to obtain a mixture that is 12% butterfat. How much milk containing 6% butterfat must he use?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
.06x+.15*2=.12(x+2)
.06x+.3=.12x+.24
.06x-.12x=.24-.3
-.06x=-.06
x=-.06/-.06
x=1 quart of 6% butterfat is used.
Proof:
.06*1+.15*2=.12(1+2)
.06+.3=.12*3
.36=.36
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