Two numbers are in the ratio 15:9 and their sum is 542. Find the numbers. MCQ with Answer and Explanation

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Two numbers are in the ratio 15:9 and their sum is 542. Find the numbers.

A. 660 and 396

B. 330 and 198

C. 320 and 205

D. 342 and 171

Answer: Option B

Solution (By JKSSB Mock Tests)

Numbers = 15k and 9k. 15k + 9k = 542 ⇒ k = 22. Thus, numbers are 330 and 198.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

If a:b = 5:8 and b:c = 8:12, then a:b:c = ?

A. 5:8:12

B. 10:16:24

C. 5:9:12

D. 4:8:13

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 5:8, b:c = 8:12 ⇒ a:b:c = 5:8:12.

This question belongs to: Maths Ratio and Proportion

Question #2

If a:b = 2:7 and b:c = 7:8, then a:b:c = ?

A. 4:14:16

B. 2:7:8

C. 1:7:9

D. 2:8:8

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 2:7, b:c = 7:8 ⇒ a:b:c = 2:7:8.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 4:3 and b:c = 3:6, then a:b:c = ?

A. 4:3:6

B. 3:3:7

C. 4:4:6

D. 8:6:12

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Correct Answer: Option A

Explanation:
Combine ratios: a:b = 4:3, b:c = 3:6 ⇒ a:b:c = 4:3:6.

This question belongs to: Maths Ratio and Proportion

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