If a:b = 5:5 and b:c = 5:5, then a:b:c = ? MCQ with Answer and Explanation

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

A. 10:10:10

B. 4:5:6

C. 5:6:5

D. 5:5:5

Answer: Option D

Solution (By JKSSB Mock Tests)

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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Practice More Ratio and Proportion Questions

Question #1

If a:b = 3:3 and b:c = 3:12, then a:b:c = ?

A. 2:3:13

B. 3:4:12

C. 3:3:12

D. 6:6:24

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Correct Answer: Option C

Explanation:
Combine ratios: a:b = 3:3, b:c = 3:12 ⇒ a:b:c = 3:3:12.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 4:10 and b:c = 10:12, then a:b:c = ?

A. 4:11:12

B. 8:20:24

C. 3:10:13

D. 4:10:12

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Correct Answer: Option D

Explanation:
Combine ratios: a:b = 4:10, b:c = 10:12 ⇒ a:b:c = 4:10:12.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 5:7 and b:c = 7:7, then a:b:c = ?

A. 5:8:7

B. 10:14:14

C. 5:7:7

D. 4:7:8

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Correct Answer: Option C

Explanation:
Combine ratios: a:b = 5:7, b:c = 7:7 ⇒ a:b:c = 5:7:7.

This question belongs to: Maths Ratio and Proportion

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