ALLIGATION OR MIXTURE PROBLEMS QUIZ

A vessel contains mixture of liquids A and B in the ratio 3: 2. When 20 litres of the mixture is taken out and replaced by 20 litres of liquid B, the ratio changes to 1: 4. How many litres of liquid A was there initially present in the vessel?

24 litres

22 litres

18 litres

12 litres

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How much water (in litres) must be added to 80 litres solution of milk and water containing 10% milk, so that it becomes a 5% milk solution?

20

80

40

10

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The average daily wages of staff, consisting of supervisors and labourers, of a company is Rs. 50. The average wages of supervisors is Rs. 150 while that of labourers is Rs. 40 per day. If the number of supervisors is 15, find the number of labourers in the company.

200

175

150

180

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A person has two solutions of sugar with 30% and 50% concentration respectively. In what proportion should he mix two solutions to get 45% concentration in the resulting mixture?

3 : 2

3 : 1

1 : 3

2 : 3

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

26.34 litres

27.36 litres

28 litres

29.16 litres

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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?

14.4

15.5

17.2

16.6

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Sugar at Rs. 15 per kg is mixed with sugar at Rs. 20 per kg in the ratio 2 : 3. Find the price per kg of the mixture?

Rs. 19

Rs. 17

Rs. 16

Rs. 18

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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?

76.92%

71.02%

63.22%

86.42%

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Shiva purchased 280 kg of Rice at the rate of 15.60/kg and mixed it with 120 kg of rice purchased at the rate of 14.40/kg. He wants to earn a profit of Rs. 10.45 per kg by selling it. What should be the selling price of the mix per kg?

Rs. 27.54

Rs. 22.18

Rs. 26.94

Rs. 25.69

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6 liters of milk and water mixture has 75% milk in it. How much milk should be added to the mixture to make it 90% pure?

9 liters

10 liters

8 liters

12 liters

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