If a:b = 3:4 and b:c = 4:11, then a:b:c = ? MCQ with Answer and Explanation

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If a:b = 3:4 and b:c = 4:11, then a:b:c = ?

A. 6:8:22

B. 3:5:11

C. 3:4:11

D. 2:4:12

Answer: Option C

Solution (By JKSSB Mock Tests)

Combine ratios: a:b = 3:4, b:c = 4:11 ⇒ a:b:c = 3:4:11.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

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Milk and water are in ratio 5:3 in a 366 L mixture. Quantity of milk?

A. 138 L

B. 456 L

C. 270 L

D. 228 L

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Correct Answer: Option D

Explanation:
Total parts = 8. Milk = [5 / (5+3)] × 366 = 228 L.

This question belongs to: Maths Ratio and Proportion

Question #2

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

A. 255

B. 127

C. 303

D. 341

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Correct Answer: Option A

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

This question belongs to: Maths Ratio and Proportion

Question #3

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If a:b = 5:5 and b:c = 5:5, then a:b:c = ?

A. 5:6:5

B. 5:5:5

C. 10:10:10

D. 4:5:6

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 5:5, b:c = 5:5 ⇒ a:b:c = 5:5:5.

This question belongs to: Maths Ratio and Proportion

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