A mixture of liquids A and B in a jar is in the ratio of 4 ∶ 1. If 10 liters are taken out of that mixture and the same amount of liquid B is added in its place, then the ratio of the mixture will be 2 ∶ 3. Accordingly, what was the amount of liquid A in the initial mixture in the jar?

A mixture of liquids A and B in a jar is in the ratio of 4 ∶ 1. If 1

1.	A mixture of liquids A and B in a jar is in the ratio of 4 ∶ 1. If 10 liters are taken out of that mixture and the same amount of liquid B is added in its place, then the ratio of the mixture will be 2 ∶ 3. Accordingly, what was the amount of liquid A in the initial mixture in the jar?
A.	20 liters
B.	10 liters
C.	16 liters
D.	15 liters
Answer» D. 15 liters

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A mixture of liquids A and B in a jar is in the ratio of 4 ∶ 1. If 10 liters are taken out of that mixture and the same amount of liquid B is added in its place, then the ratio of the mixture will be 2 ∶ 3. Accordingly, what was the amount of liquid A in the initial mixture in the jar?

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