SOLUTION: If 20 litres of milk having 10 percent fat is mixed with 200 litres of milk having 8 percent fat find the percentage of fat in the mixture.

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Question 848463: If 20 litres of milk having 10 percent fat is mixed with 200 litres of milk having 8 percent fat find the percentage of fat in the mixture.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Whole cow milk has a about 3.25 % fat. Where are you getting 10% fat milk?
.10*20.+.08*200=y*220
y = 0.0818182 or still about 8%