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Mixture and Alligation Questions & Answers

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Q1

Q1 A grocer has two types of rice and their price are 38 Rs/kg and 26 Rs/kg. He want to make a new type of rice by mixing old types. In what ratio old types should be mixed so that the price of new type would be 30 Rs/kg.

A

1:2

B

1:3

C

2:1

D

3:1

Q2

Q2 The cost of Type 1 rice is Rs. 15 per kg and Type 2 rice is Rs. 20 per kg. If both Type 1 and Type 2 are mixed in the ratio of 2 : 3, then the price per kg of the mixed variety of rice is:

A

Rs. 16/kg

B

Rs. 17/kg

C

Rs. 18/kg

D

Rs. 19/kg

Q3

Q3 A shopkeeper has 50 kg of rice. A part of which he sells at 10% profit and remaining at 5% loss. He gains 7% on the whole. Find the quantity sold at 10% profit.

A

40 kg

B

15 kg

C

35 kg

D

20 kg

Q4

Q4 A,B, and C are metals. A is 22 times as heavy as C and B is 3 times as heavy as C. In what ratio should A and B be mixed, so that the mixture is 13 times heavier than C?

A

8:11

B

10:9

C

8:17

D

5:8

Q5

Q5 How many kilogram of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg?

A

84 kg

B

94 kg

C

73 kg

D

63 kg

Q6

Q6 Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be:

A

Rs. 165.5

B

Rs. 170.5

C

Rs. 175.5

D

Rs. 180.5

Q7

Q7 In what ratio must a person mix three kinds of metal costing Rs.60/kg, Rs.75/kg and Rs.100 /kg so that the resultant alloy when sold at Rs.96/kg results in a gain of 20%?

A

4:2:1

B

2:1:2

C

5:4:1

D

1:4:2

Q8

Q8 A mixture of wine and water contains 80% wine. In 50 liters of such a mixture, how many liters of water are required to increase the percentage of water to 50%?

A

40

B

20

C

50

D

30

Q9

Q9 Two vessels A and B contain alcohol and water in the ratio 7:5 and 17:7 respectively. In what ratio should the mixtures from two vessels A and B be mixed to get a new mixture containing alcohol and water in the ratio 5:3?

A

2:3

B

2:1

C

4:3

D

3:1

Q10

Q10 Two mixtures A and B has milk and water in the ratio 2 : 1 and 2 : 3 respectively. If A and B are mixed in the ratio 1:1 , what is the ratio of milk and water in the new mixture?

A

8:1

B

7:3

C

8:7

D

5:8

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Importance: Medium

Difficulty level: 1 out of 5 (Easy)

Examination - SSC, Banking, GMAT, GRE, SAT, CAT, etc.

Parent section: Quantitative Aptitude

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