Milk and water are in ratio 9:3 in a 408 L mixture. Quantity of milk? MCQ with Answer and Explanation

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Milk and water are in ratio 9:3 in a 408 L mixture. Quantity of milk?

A. 612 L

B. 349 L

C. 306 L

D. 102 L

Answer: Option C

Solution (By JKSSB Mock Tests)

Total parts = 12. Milk = [9 / (9+3)] × 408 = 306 L.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

If a:b = 6:7 and b:c = 7:10, then a:b:c = ?

A. 6:7:10

B. 12:14:20

C. 5:7:11

D. 6:8:10

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 6:7, b:c = 7:10 ⇒ a:b:c = 6:7:10.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 6:7 and b:c = 7:4, then a:b:c = ?

A. 6:8:4

B. 6:7:4

C. 12:14:8

D. 5:7:5

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 6:7, b:c = 7:4 ⇒ a:b:c = 6:7:4.

This question belongs to: Maths Ratio and Proportion

Question #3

Two numbers are in ratio 6:9. Their difference is 102. What is their sum?

A. 341

B. 127

C. 255

D. 303

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Correct Answer: Option C

Explanation:
Numbers 6k, 9k. Difference |6-9|k = 102 ⇒ k = 34. Sum = (6+9)k ≈ 255.

This question belongs to: Maths Ratio and Proportion

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