Alligation or Mixture problems
In a mixture of 45 liters, the ratio of milk and water is 4:1. How much water must be added to make the mixture ratio 3:2?

15 litres
24lLitres
72 litres
1.5 litres

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Alligation or Mixture problems
640 ml of a mixture contains milk and water in ratio 6:2. How much of the water is to be added to get a new mixture containing half milk and half water?

320 ml
330 ml
360 ml
310 ml

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