Question : In a mixture of 25 litres, the ratio of milk to water is 4 : 1. Another 3 litres of water is added to the mixture. The ratio of milk to water in the new mixture is:

Option 1: 5 : 1

Option 2: 5 : 2

Option 3: 5 : 3

Option 4: 5 : 4

Question : A mixture contains milk and water in a ratio of 5 : 3, respectively. On adding 7 litres of water, the ratio of milk to water becomes 1 : 2. Find the quantity of milk in the mixture.

Option 1: 7 litres

Option 2: 10 litres

Option 3: 5 litres

Option 4: 3 litres

Question : Two vessels contain milk and water in the ratios 3 : 2 and 7 : 3. Find the ratio in which the contents of the two vessels have to be mixed to get a new mixture in which the ratio of milk and water is 2 : 1.

Option 1: 2 : 1

Option 2: 1 : 2

Option 3: 4 : 1

Option 4: 1 : 4

Question : Three containers have their volumes in the ratio 3 : 4 : 5. They are full of mixtures of milk and water. The mixtures contain milk and water in the ratios (4 : 1), (3 : 1), and (5 : 2), respectively. The contents of all these three containers are poured into a fourth container. The ratio of milk and water in the fourth container is:

Option 1: 4 : 1

Option 2: 151 : 48

Option 3: 157 : 53

Option 4: 5 : 2

Question : Which of the following statement is correct?

Option 1: Water is a cyclic resource

Option 2: Water has only one state

Option 3: Water is a non-renewable resource

Option 4: Water is a biotic resource