Question

60 litres of a mixture of milk and water is kept in a container where the ratio of milk to water is 2$:$1. If the ratio of milk and water is to be 1$:$2, then the amount of water to be further added is ………..

• A. 40 L
• B. 50 L
• C. 60 L
• D. 70 L
• E. None of these

Answer 1

The correct option is C

60 L

$\text{Apply the alligation on fraction of milk in each mixture.}$

$\text{Ratio of mixture and water = 1:1}\text{Therefore, if there is 60 litres of solution, 60 litres of water should be added.}$