1.

In a mixture of 50 litres, milk and water are in the ratio of 4: 1 respectively. How much milk should be added to this mixture so that the ratio of milk and water becomes 9: 1 respectively?

A. 50 Litres
B. 8 Litres
C. 40 Litres
D. 70 Litres
Answer» B. 8 Litres


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