A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?

A mixture of 40 liters of milk and water contains 30% water. How much

1.	A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?
A.	20
B.	10
C.	15
D.	35
E.	25
Answer» B. 10

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A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?

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