If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratioÂ was the cow's milk mixed with buffalo's milk?

If a dairy mixes cow's milk which contains 10% fat with buffalo's milk

1.	If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratioÂ was the cow's milk mixed with buffalo's milk?
A.	0.086805555555556
B.	0.045138888888889
C.	0.085416666666667
D.	0.084027777777778
Answer» B. 0.045138888888889

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If a dairy mixes cow's milk which contains 10% fat with buffalo's milk which contains 20% fat, then the resulting mixture has fat (120/7)% of fat. What ratioÂ was the cow's milk mixed with buffalo's milk?

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