Question

20 liters of a mixture contains milk and water in the ratio

Answer 1

Answer:

20 litres of mixture contains 5/8 x 20 = 12.50 litres of milk and 7.5 L water.

Removing 4 litre mixture means removing :

milk 4 x 5/8 = 2.5 L & 1.5 L water.

New milk content after adding 4 L pure milk = 12.5 - 2.5 + 4 = 14 L

Milk:water is 14:6 or 7:3

Answer 2

Answer:

20 litres of mixture contains 5/8 x 20 = 12.50 litres of milk and 7.5 L water.

Removing 4 litre mixture means removing :

milk 4 x 5/8 = 2.5 L & 1.5 L water.

New milk content after adding 4 L pure milk = 12.5 - 2.5 + 4 = 14 L

Milk:water is 14:6 or 7:3