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

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

A. 4:5:4

B. 4:4:4

C. 8:8:8

D. 3:4:5

Answer: Option B

Solution (By JKExamLibrary)

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

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1 Report Error

Find the mean proportional between 7 and 28.

A. 28

B. 14

C. 17

D. 35

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Correct Answer: Option B

Explanation:
Mean proportional = √(7 × 28) = √(196) = 14.

This question belongs to: Maths Ratio and Proportion

Question #2 Report Error

If a:b = 4:6 and b:c = 6:12, then a:b:c = ?

A. 4:7:12

B. 3:6:13

C. 8:12:24

D. 4:6:12

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Correct Answer: Option D

Explanation:
Combine ratios: a:b = 4:6, b:c = 6:12 ⇒ a:b:c = 4:6:12.

This question belongs to: Maths Ratio and Proportion

Question #3 Report Error

Find the mean proportional between 28 and 49.

A. 37

B. 77

C. 74

D. 40

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Correct Answer: Option A

Explanation:
Mean proportional = √(28 × 49) = √(1372) = 37.

This question belongs to: Maths Ratio and Proportion

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