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?

None of these

17 and 27

14 and 16

13 and 27

TRUE ANSWER : ?
YOUR ANSWER : ?

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?

17.2

16.6

15.5

14.4

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YOUR ANSWER : ?

Price of 1 kg of sugar is increased by 30% and the increase is of Rs 48. What is the new price (in Rs) of the sugar per kg?

160

178

216

208

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YOUR ANSWER : ?

Three boxes of capacity 24 kg, 36 kg and 84 kg are completely filled with three varieties of wheat A, B and C respectively. All the three boxes were emptied and the three types of wheat were thoroughly mixed and the mixture was put back in the three boxes. How many kg of type A wheat would be there in the third box (in kg)?

12

10

16

14

TRUE ANSWER : ?
YOUR ANSWER : ?

The average monthly salary of employees, consisting of officers and workers, of an organisation is Rs. 3000. The average salary of an officer is Rs. 10,000 while that of a worker is Rs. 2000 per month. If there are total 400 employees in the organisation, find the number of officers and workers separately.

50 , 350

310 , 90

250 , 150

300 , 100

TRUE ANSWER : ?
YOUR ANSWER : ?

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

1 : 3

2 : 3

3 : 1

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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?

28 litres

27.36 litres

29.16 litres

26.34 litres

TRUE ANSWER : ?
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Some amount out of Rs. 7000 was lent at 6 % p.a. and the remaining at 4 % p. a. If the total simple interest from both the fractions in 5 years was Rs. 1600, the sum lent at 6 % p. a. was ?

Rs. 3500

Rs. 2000

None of these

Rs. 5000

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A milk vendor has 2 cans of milk. The first contains 25% water and the rest milk. The second contains 50% water. How much milk should he mix from each of the containers so as to get 12 litres of milk such that the ratio of water to milk is 3 : 5?

6 litres, 6 litres

5 litres, 7 litres

7 litres, 5 litres

4 litres, 8 litres

TRUE ANSWER : ?
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 ?

36

16

34

14

TRUE ANSWER : ?
YOUR ANSWER : ?

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