Two numbers are in ratio 8:11. Their difference is 86. What is their sum? MCQ with Answer and Explanation

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Two numbers are in ratio 8:11. Their difference is 86. What is their sum?

A. 152

B. 304

C. 344

D. 427

Answer: Option B

Solution (By JKSSB Mock Tests)

Numbers 8k, 11k. Difference |8-11|k = 86 ⇒ k = 28. Sum = (8+11)k ≈ 304.

This question belongs to: Maths Ratio and Proportion

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Question #1

Two numbers are in ratio 11:6. Their difference is 58. What is their sum?

A. 391

B. 272

C. 310

D. 136

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Correct Answer: Option B

Explanation:
Numbers 11k, 6k. Difference |11-6|k = 58 ⇒ k = 11. Sum = (11+6)k ≈ 272.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 3:3 and b:c = 3:10, then a:b:c = ?

A. 2:3:11

B. 3:3:10

C. 3:4:10

D. 6:6:20

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 3:3, b:c = 3:10 ⇒ a:b:c = 3:3:10.

This question belongs to: Maths Ratio and Proportion

Question #3

Milk and water are in ratio 5:7 in a 456 L mixture. Quantity of milk?

A. 190 L

B. 229 L

C. 380 L

D. 266 L

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Correct Answer: Option A

Explanation:
Total parts = 12. Milk = [5 / (5+7)] × 456 = 190 L.

This question belongs to: Maths Ratio and Proportion

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