QUIZ
2022 Alligation and Mixture
9 months ago by
10 questions
Q.

In what ratio must wheat A at Rs. 10.50 per kg be mixed with wheat B at Rs. 12.30 per kg, so that the mixture be worth of Rs. 11 per kg?

answer choices

13 : 5

18 : 3

17 : 5

11 : 5

Q.

The average weight of boys in a class is 30 kg and the average weight of girls in the same class is 20 kg. 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?

answer choices

14 and 16

13 and 27

17 and 27

None of these

Q.

In what ratio must two kinds of sugar at Rs. 1.15 and Rs. 1.24 per kg be mixed so that by selling at Rs. 1.50 per kg, 25% may be gained?

answer choices

4: 5

5: 4

1: 1

None of these

Q.

400 students took a mock exam in Delhi. 60% of the boys and 80% of the girls cleared the cut off in the examination. If the total percentage of students qualifying is 65%, how many girls appeared in the examination?

answer choices

100

150

120

160

Q.

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?

answer choices

6:5

8:7

3:7

6:1

Q.

In a mixture of 45 liters, the ratio of milk and water is 4:1. How much water must be added to make the mixture ratio 3:2 ?

answer choices

72L

24L

15L

1.5L

Q.

Amul Shakti is 52/L and Amul Gold is 56/L.

In what ratio should they be mixed so that by selling at Rs. 58.3/L, 10% may be gained?

answer choices

3:1

1:3

2:3

3:2

Q.

In what ratio water be mixed with juice costing Rs.12 per liter to obtain a mixture worth of Rs.8 per litre?

answer choices

2:3

2:1

1:2

3:2

Q.

A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity sold at 18% profit is:

answer choices

400 kg

500 kg

600 kg

640 kg

Q.

Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.

answer choices

1:3

2:3

3:4

4:5

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