Mixture and Allegation for RRB PO & RRB CLERK: Quiz -10

Mixture and Allegation for RRB PO & RRB CLERK:  Quiz -10
Mixture and Allegation is an important topic in the Quantitative section of the Banking exams. In competitive examinations, 1-3 questions are asked from Mixture and Allegation and are a little difficult to answer. Thus, candidates must have a clear understanding of this topic. So, here we bring to you Mixture and Allegation Quiz with a detailed explanation. This Mixture and Allegation Quiz is completely free. This Mixture and Allegation Quiz is based on the latest or updated exam pattern. Candidates should aim to solve as much of this Mixture and Allegation Quiz as feasible before taking any competitive exams. If aspirants take their time and thoroughly solve this Mixture and Allegation Quiz, they will get a good mark in their upcoming examinations.

1. A container contains a mixture of two liquids A and B in the ratio of 7 : 5. When 9 liters of mixture is drawn off and the container is filled with B. The ratio of A and B becomes 7 : 9. How many liters of liquids A was contained by the container initially ?
(a) 10 liters
(b) 20 liters
(c) 21 liters
(d) 25 liters
(e) None of these

2. Two vessels contain equal quantity of mixtures of milk and water in the ratio 3 : 2 and 4 : 3 respectively. Both the mixtures are now mixed thoroughly. Find the ratio of milk to water in the new mixture so obtained.

3. Two mixtures A and B have alcohol and water in the ratio of 3 : 5 and 4 : 5 respectively. If 24 liter of mixture A was mixed with 36 liter of mixture B then find the ratio of alcohol to water in resultant mixture.
(a) 5 : 7
(b) 16 : 9
(c) 11 : 16
(d) 16 : 11
(e) None of these

4. Eight liters are drawn off from a vessel full of water and substituted by pure milk. Again, eight liters of the mixture are drawn off and substituted by pure milk. If the vessel now contains water and milk in the ratio 9 : 40, find the capacity of the vessel.
(a) 14 liters
(b) 24 liters
(c) 16 liters
(d) 12 liters
(e)none of these

5. In a 56 liter mixture of milk and water, the ratio of milk to water is 5 : 2. What amount of water should be added to this mixture to make the ratio of milk to water 5 : 3 ?
(a) 6 li
(b) 10 li
(c) 8 li
(d) 12 li
(e) None of these

6. In two alloys A and B the ratio of zinc to copper is 4 : 5 and 2 : 7 respectively. 9 kg of alloy A and 45 kg of alloy B are mixed together to form a new alloy. What will be the ratio of zinc to copper in the new alloy.
(a) 7 : 20
(b) 20 : 7
(c) 20 : 9
(d) 9 : 20
(e) None of these

7. A bottle contains three-fourths of milk and the rest water. How much of the mixture must be taken away and replaced by an equal quantity of water so that the mixture has half milk and half water?
(a) 25%
(b) 33.33%
(c) 45%
(d) 50%
(e) 66.67%

8. A mixture of milk and water contains 60% milk and remaining water. How much water should be added (in percentage) in mixture to reverse the proportion of milk and water?
(a) 25%
(b) 37.5%
(c) 62.5%
(d) 75%
(e) 50%

9. A mixture of 25 ℓ contains milk and water in the ratio 3 : 2. ‘x’ ℓ of water is added in mixture to make the ratio of milk and water as 1 : 1. After that ‘y’ ℓ of milk is added to make the proportion of milk and water same as in initial condition. Find ‘y’ is what percent more than ‘x’ ?
(a) 12.5%
(b) 25%
(c) 37.5%
(d) 50%
(e) 62.5%

10. A mixture contains wine and water in the ratio 5 : 1. On adding 5 litre of water, the ratio of wine to water becomes 5 : 2. The quantity of wine in the mixture is ?
(a) 20 l
(b) 22 l
(c) 24 l
(d) 26 l
(e) 25 l

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