Mixture & Alligation

 Q1. In a mixture of 25 litres, the ratio of acid to water is 4 : 1. Another 3 litres of water is added to the mixture. The ratio of acid to water in the new mixture is

Ans. 5:2

Q2. In a mixture of 24 L, the ratio of acid to water is 3:5. 6Lwater is added to the mixture. The ratio of acid to water in the new mixture is?

Ans. 3:7

Q3. 200 litres of a mixture contains milk and water in the ratio 17: 3. After the addition of some more milk to it, the ratio of milk to water in the resulting mixture becomes 7: 1. The quantity of milk added to it was.

Ans. 40 ltrs

Q4. In a mixture, milk and water are in ratio of 2: 3. Some milk is added to the mixture because of which ratio of milk water becomes 2:1. How much milk added as a percentage of initial mixture.

Ans. 80%

Q5. In a mixture, milk and water are in ratio of 1: 4. Some milk is added to the mixture because of which ratio of milk and water becomes 2: 1. How much milk was adddd as a percentage of initial mixture?

Ans. 140%

Q6. A can contains a mixture of two liquids A and B in the ratio 7 : 5. When 9 litres of mixture is drained off and the can is filled with B, the ratio of A and B becomes 7: 9. How much litre of liquid A was contained in the can initially?

Ans. 21 ltr

Q7. A Jar contains a mixture of two liquids A & B in the ratio 4:1. When 10 litres of the mixture is taken out and 10 litres of liquid B is poured into the jar, the ratio becomes 2:3. How many liters of liquid A was contained in the jar?

Ans. 16 ltr

❌Q8. A barrel contains a mixture of wine and water in the ratio 3 : 1. How much fraction of the mixture must be drawn off and substituted by water so that the ratio of wine and water in the resultant mixture in the barrel becomes 1: 1?

Ans. 1/3

Q9. A vessel is filled with liquid. 3 parts of which are water and 5 parts are syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?

Ans. 1/5

Q10. A beaker is filled with a liquid, 3 parts of which are water and 7 parts some medicine. What part of the mixture should be replaced with water so that that the resultant mixture has water and medicine in a ratio 1:1?

Ans. 2/7

A container contains 40 litres of milk. From this container, 4 litres of milk were taken out and replaced by water. This process was repeated further two times. How much milk is contained b

y the container?

Ans. 29.16 ltr