Mathematics MCQs

Alligation and Mixture Questions with solutions MCQs

1. A mixture of 60 litres of milk and water contains 15% water. How much water should be added to make it 20% water?

A

3.5 litres

B

2.9 litres

C

4.15 litres

D

3.75 litres

Alligation and Mixture Data Entry Operator 2023
Correct Answer : D
Explanation :

Using equation, extra water=3.75 litres.

Correct Answered :

Wrong Answered :

2. Chandan buys some sugar at Rs. 15 per kg. He mixes it with sugar having price Rs. 18 per kg. The final mixture becomes worth Rs. 16 per kg. What is the ratio of quantities of type 1 sugar to type 2 sugar?

A

1:2

B

2:1

C

5:6

D

6:5

Alligation and Mixture Data Entry Operator 2023
Correct Answer : D
Explanation :

By alligation rule, ratio=18-16 : 16-15 ? 2:1.

Correct Answered :

Wrong Answered :

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