SOLUTION: A butcher has some hamburger that is 22% fat and some hamburger that is 11% fat. How many pounds of each should be mixed to make 110 lb of hamburger that is 19% fat

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Question 897062: A butcher has some hamburger that is 22% fat and some hamburger that is 11% fat. How many pounds of each should be mixed to make 110 lb of hamburger that is 19% fat
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
a+b=110,
0.22*a+0.11*b=0.19*110
a=80, b=30