Mathematics MCQs

Mixtures & Alligation Questions with solutions MCQs

1. Two alloys X and Y of gold & copper in ratio 7:2 and 7:11. Equal quantities melted to form Z. Find ratio in Z.

A

5:7

B

13:14

C

7:5

D

14:13

Mixtures & Alligation Data Entry Operator 2025
Correct Answer : B
Explanation :

Correct ratio is 13:14.

Correct Answered :

Wrong Answered :

2. A can contains mixture of liquids X and Y in ratio 7:5. 9 litres drawn off, replaced with Y. New ratio 7:9. Find initial litres of X.

A

24

B

15

C

18

D

21

Mixtures & Alligation Data Entry Operator 2025
Correct Answer : D
Explanation :

Correct calculation gives 21 litres.

Correct Answered :

Wrong Answered :

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