Two numbers are in the ratio 12:9 and their sum is 602. Find the numbers. MCQ with Answer and Explanation

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Two numbers are in the ratio 12:9 and their sum is 602. Find the numbers.

A. 672 and 504

B. 365 and 225

C. 336 and 252

D. 328 and 270

Answer: Option C

Solution (By JKSSB Mock Tests)

Numbers = 12k and 9k. 12k + 9k = 602 ⇒ k = 28. Thus, numbers are 336 and 252.

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 10:12. Their difference is 61. What is their sum?

A. 99

B. 198

C. 279

D. 238

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Correct Answer: Option B

Explanation:
Numbers 10k, 12k. Difference |10-12|k = 61 ⇒ k = 30. Sum = (10+12)k ≈ 198.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 3:9 and b:c = 9:12, then a:b:c = ?

A. 3:10:12

B. 6:18:24

C. 2:9:13

D. 3:9:12

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Correct Answer: Option D

Explanation:
Combine ratios: a:b = 3:9, b:c = 9:12 ⇒ a:b:c = 3:9:12.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 7:10 and b:c = 10:11, then a:b:c = ?

A. 14:20:22

B. 7:10:11

C. 6:10:12

D. 7:11:11

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 7:10, b:c = 10:11 ⇒ a:b:c = 7:10:11.

This question belongs to: Maths Ratio and Proportion

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