Two numbers are in ratio 8:10. Their difference is 82. What is their sum? MCQ with Answer and Explanation

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Two numbers are in ratio 8:10. Their difference is 82. What is their sum?

A. 571

B. 216

C. 454

D. 432

Answer: Option D

Solution (By JKSSB Mock Tests)

Numbers 8k, 10k. Difference |8-10|k = 82 ⇒ k = 41. Sum = (8+10)k ≈ 432.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

Two numbers are in ratio 6:8. Their difference is 69. What is their sum?

A. 224

B. 283

C. 112

D. 368

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Correct Answer: Option A

Explanation:
Numbers 6k, 8k. Difference |6-8|k = 69 ⇒ k = 34. Sum = (6+8)k ≈ 224.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 6:3 and b:c = 3:12, then a:b:c = ?

A. 5:3:13

B. 6:4:12

C. 6:3:12

D. 12:6:24

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Correct Answer: Option C

Explanation:
Combine ratios: a:b = 6:3, b:c = 3:12 ⇒ a:b:c = 6:3:12.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 2:6 and b:c = 6:9, then a:b:c = ?

A. 2:6:9

B. 2:7:9

C. 4:12:18

D. 1:6:10

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 2:6, b:c = 6:9 ⇒ a:b:c = 2:6:9.

This question belongs to: Maths Ratio and Proportion

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