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There are 81 liters pure milk in a container. One-third of milk is replaced by water in the container. Again one-third of mixture is extracted and equal amount of water is added. What is the ratio of milk to water in the new mixture?

1:

1 : 2 

2:

1 : 1

3:

2 : 1

4:

4 : 5

5:

None of these

Solution:
Chapter Name: Alligation and Mixture


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