20 litres of a mixture contains milk and water in the ratio 3 : 1.Then the amount of milk to be added to the mixture so as to have milk and water in ratio 4 : 1

20 litres of a mixture contains milk and water in the ratio 3 : 1.Then

1.	20 litres of a mixture contains milk and water in the ratio 3 : 1.Then the amount of milk to be added to the mixture so as to have milk and water in ratio 4 : 1
A.	7 liters
B.	4 liters
C.	5 liters
D.	6 liters
Answer» D. 6 liters

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20 litres of a mixture contains milk and water in the ratio 3 : 1.Then the amount of milk to be added to the mixture so as to have milk and water in ratio 4 : 1

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