Two numbers are in ratio 6:4. Their difference is 103. What is their sum? MCQ with Answer and Explanation

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Two numbers are in ratio 6:4. Their difference is 103. What is their sum?

A. 500

B. 617

C. 558

D. 250

Answer: Option A

Solution (By JKSSB Mock Tests)

Numbers 6k, 4k. Difference |6-4|k = 103 ⇒ k = 51. Sum = (6+4)k ≈ 500.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

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

A. 4:11:10

B. 4:10:10

C. 8:20:20

D. 3:10:11

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Correct Answer: Option B

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

This question belongs to: Maths Ratio and Proportion

Question #2

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

A. 5:10:7

B. 6:11:6

C. 6:10:6

D. 12:20:12

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Correct Answer: Option C

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

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 7:4 and b:c = 4:8, then a:b:c = ?

A. 7:4:8

B. 14:8:16

C. 7:5:8

D. 6:4:9

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 7:4, b:c = 4:8 ⇒ a:b:c = 7:4:8.

This question belongs to: Maths Ratio and Proportion

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