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Alligation Or Mixture Online Exam Quiz

Important questions about Alligation Or Mixture. Alligation Or Mixture MCQ questions with answers. Alligation Or Mixture exam questions and answers for students and interviews.

1. A man pays Rs. 6.40 per litre of milk. He adds water and sells the mixture at Rs. 8 per litre, thereby making 37.5% profit. The proportion of water to milk received by the customers is

Options

A : 1 : 10

B : 10 : 1

C : 9 : 11

D : 11 : 9

2. A mixture contains 25% milk and rest water. What percent of this mixture must taken out and replaced with milk so that in mixture milk and water may become equal.

Options

A : 31.8%

B : 31%

C : 33.33%

D : 29.85%

3. A milkman claims to sell milk at its cost price, still, he is making a profit of 30% since he has mixed some amount of water in the milk. What is the % of milk in the mixture?

Options

A : 71.02%

B : 76.92%

C : 63.22%

D : 86.42%

4. In a 40 litre mixture of alcohol & water, the ratio of alcohol and water is 5 : 3. If 20% of this mixture is taken out and the same amount of water is added then what will be the ratio of alcohol and water in final mixture?

Options

A : 1:1

B : 2:1

C : 3:1

D : 1:2

5. The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is?

Options

A : 6 ml

B : 11 ml

C : 15 ml

D : 9 ml

6. A mixture of 70 litres of Fruit Juice and water contains 10% water. How many litres of water should be added to the mixture so that the mixture contains 12.5% water?

Options

A : 2 lit

B : 4 lit

C : 1 lit

D : 3 lit

7. Milk and water are mixed in a vessel A as 4:1 and in vessel B as 3:2. For vessel C, if one takes equal quantities from A and B, find the ratio of milk to water in C.

Options

A : 1:9

B : 9:1

C : 3:7

D : 7:3

8. The concentration of glucose in three different mixtures (glucose and alcohol) is 12,35 and 45 respectively. If 2 litres, 3 litres and 1 litre are taken from these three different vessels and mixed. What is the ratio of glucose and alcohol in the new mixture?

Options

A : 3:2

B : 4:3

C : 2:3

D : 3:4

9. One type of liquid contains 25 % of benzene, the other contains 30% of benzene. A can is filled with 6 parts of the first liquid and 4 parts of the second liquid. Find the percentage of benzene in the new mixture.

Options

A : 27 %

B : 26 %

C : 29 %

D : 21 %

10. Equal quantities of three mixtures of milk and water are mixed in the ratio 1:2, 2:3 and 3:4. The ratio of water and milk in the mixture is?

Options

A : 193 : 122

B : 97 : 102

C : 115 : 201

D : 147 : 185

1. The milk and water in two vessels A and B are in the ratio 4:3 and 2:3 respectively. In what ratio the liquids in both the vessels be mixed to obtain a new mixture in vessel c consisting half milk and half water?

Options

A : 8:3

B : 6:7

C : 7:5

D : 11:7

2. An alloy of copper and bronze weight 50g. It contains 80% Copper. How much copper should be added to the alloy so that percentage of copper is increased to 90%?

Options

A : 45 gm

B : 50 gm

C : 55 gm

D : 60 gm

3. A milkman has 20 liters of milk. If he mixes 5 liters of water, which is freely available, in 20 liters of pure milk. If the cost of pure milk is Rs. 18 per litre, then the profit of the milkman, when he sells all the mixture at cost price, the profit %?

Options

A : 22.5%

B : 25%

C : 20%

D : 33.33%

4. There are two mixtures of honey and water in which the ratio of honey and water are as 1:3 and 3:1 respectively. Two litres are drawn from first mixture and 3 litres from second mixture, are mixed to form another mixture. What is the ratio of honey and water in it?

Options

A : 111:108

B : 11:9

C : 103:72

D : None

5. In what ratio must wheat at Rs. 3.20/kg be mixed with wheat at Rs. 2.90/kg so that the mixture be worth Rs. 3/kg?

Options

A : 1:2

B : 3:2

C : 2:1

D : 2:3

6. From a tank of petrol , which contains 200 liters of petrol, the seller replaces each time with kerosene when he sells 40 liters of petrol(or mixture). Everytime he sells out only 40 liters of petrol (pure or impure). After replacing the petrol with kerosene 4th time, the total amount of kerosene in the mixture is

Options

A : 81.92L

B : 96L

C : 118.08L

D : None of these

7. In what ratio must a merchant mix two varieties of oils worth Rs. 60/kg and Rs. 65/kg, so that by selling the mixture at Rs. 68.20/kg, he may gain 10%?

Options

A : 2:3

B : 4:3

C : 3:4

D : 3:2

6. 640 ml of a mixture contains milk and water in ratio 6:2. How much of the water is to be added to get a new mixture containing half milk and half water?

Options

A : 360 ml

B : 320 ml

C : 310 ml

D : 330 ml

7. A mixture of 150 liters of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture?

Options

A : 5 lit

B : 10 lit

C : 15 lit

D : 20 lit

8. A milk merchant buys 50 litres of milk at the rate of Rs 40 per litre and mixes 5 litres of water in it. If he sells this mixture at the rate of Rs 42 per litre, then what is the profit percentage for the dealer?

Options

A : 17.2

B : 14.4

C : 16.6

D : 15.5

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