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Tech Mahindra Mixture and allegation Quiz 1

Question 1

Time: 00:00:00
 

A man buys 24 litres of liquid which contains 25% of the liquid and the rest is water. He then mixes it with 10 litres of another mixture with 30% of liquid. What is the percentage of water in the new mixture?

 

73.52%

73.52%

75%

75%

74.56%

74.56%

78.46%

78.46%

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Question 2

Time: 00:00:00
4 litres of water is mixed in a certain amount of pure milk whose cost is Rs. 3 per litre. If the dishonest milkman earns a profit of 20% by selling the mixture at an initial price then what is the quantity of pure milk obtained by the customer?

24

24

20

20

18

18

25

25

None of these

None of these

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Question 3

Time: 00:00:00
 

In 165 litres of mixtures of milk and water, water is only 28%. The milkman sold 40 litres of this mixture and then he added 30 litres of pure milk and 13 litres of pure water in the remaining mixture. What is the percentage of water in the final mixture?

 

 

29.35%

29.35%

28. 57%

28. 57%

24. 57%

24. 57%

27. 75%

27. 75%

26. 57%

26. 57%

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Question 4

Time: 00:00:00
In what ratio must rice at Rs 9.30 per Kg be mixed with rice at Rs 10.80 per Kg so that the mixture be worth Rs 10 per Kg?

6:5

6:5

8:7

8:7

3:7

3:7

6:1

6:1

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Question 5

Time: 00:00:00
In what ratio must wheat at Rs.3.20 per kg be mixed with wheat at Rs.2.90 per kg so that the mixture be worth Rs.3.08 per kg?

3 : 4

3 : 4

2 : 3

2 : 3

3 : 2

3 : 2

4 : 3

4 : 3

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Question 6

Time: 00:00:00
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?

8 : 3

8 : 3

7 : 5

7 : 5

4 : 3

4 : 3

2 : 3

2 : 3

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Question 7

Time: 00:00:00
Two vessels A and B contain spirit and water mixed in the ratio 5:2 and 7:6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel c containing spirit and water in the ratio 8:5?

1 : 7

1 : 7

2 : 9

2 : 9

7 : 9

7 : 9

3 : 8

3 : 8

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Question 8

Time: 00:00:00
One quantity of wheat at Rs 9.30 per Kg is mixed with another quality at a certain rate in the ratio 8:7. If the mixture so formed be worth Rs 10 per Kg, what is the rate per Kg of the second quality of wheat?

Rs. 12.47

Rs. 12.47

Rs. 10.80

Rs. 10.80

Rs. 15.17

Rs. 15.17

Rs. 47.66

Rs. 47.66

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Question 9

Time: 00:00:00
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?

10 liters

10 liters

20 liters

20 liters

30 liters

30 liters

40 liters

40 liters

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Question 10

Time: 00:00:00
A milk man sells the milk at the cost price but he mixes the water in it and thus he gains 9.09%. The quantity of water in the mixture of 1 liter is :

83.33 ml

83.33 ml

90.90 ml

90.90 ml

99.09 ml

99.09 ml

can't be determined

can't be determined

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