ALLIGATION OR MIXTURE PROBLEMS QUIZ

The average weight of boys in a class is 30 kg and the average weight of girls in the same class is 20kg. If the average weight of the whole class is 23.25 kg, what could be the possible strength of boys and girls respectively in the same class?

14 and 16

None of these

17 and 27

13 and 27

TRUE ANSWER : ?
YOUR ANSWER : ?

How much chicory at Rs. 24 a kg should be added to 15 kg of tea at Rs. 60 a kg as to make the mixture worth Rs. 39 a kg?

18 kg

27 kg

21 kg

20 kg

TRUE ANSWER : ?
YOUR ANSWER : ?

A vessel, full of water, weighs 24 kg. When the vessel is 1/4 full, it weighs 9 kg. Find the weight of empty vessel.

5 kg

4 kg

8 kg

3 kg

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YOUR ANSWER : ?

A sum of Rs. 41 was divided among 50 boys and girls. Each boy gets 90 paise and a girl 65 paise. The number of boys is ?

16

34

36

14

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Find the quantity of rice @ Rs. 10 per kg. which should be mixed with 25 kgs of rice @ Rs. 8 per kg, so that on selling the mixture @ Rs. 15 per kg there is 80% profit.

5 kgs

7 kgs

3 kgs

6 kgs

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YOUR ANSWER : ?

In a class of 30 students , the average weight of boys is 20 kg and the average weight of the girls is 25 kg . The fraction of boys out of the total students of the class is

5/6

3/4

Data insufficient

4/5

TRUE ANSWER : ?
YOUR ANSWER : ?

A person has Rs. 5000. He invests a part of it at 3% per annum and the remainder at 8% per annum simple interest. His total income in 3 years is Rs. 750. Find the sum invested at different rates of interest.

Rs. 2500 and Rs. 2500

Rs. 2000 and Rs. 3000

Rs. 3000 and Rs. 2000

Rs. 2750 and Rs. 2250

TRUE ANSWER : ?
YOUR ANSWER : ?

An alloy contains gold and silver in the ratio 5 : 8 and another alloy contains gold and silver in the ratio 5 : 3. If equal amount of both the alloys are melted together, then the ratio of gold and silver in the resulting alloy is?

108/115

113/108

103/113

105/103

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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 :

99.09 ml

can't be determined

83.33 ml

90.90 ml

TRUE ANSWER : ?
YOUR ANSWER : ?

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.

29 %

21 %

26 %

27 %

TRUE ANSWER : ?
YOUR ANSWER : ?

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