Two numbers are in the ratio 13:6 and their sum is 485. Find the numbers. MCQ with Answer and Explanation

Two numbers are in the ratio 13:6 and their sum is 485. Find the numbers.
A. 650 and 300
B. 306 and 158
C. 342 and 131
D. 325 and 150
Answer: Option D
Solution (By JKExamLibrary)
Numbers = 13k and 6k. 13k + 6k = 485 ⇒ k = 25. Thus, numbers are 325 and 150.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1 Report Error
If a:b = 7:8 and b:c = 8:7, then a:b:c = ?
A. 6:8:8
B. 7:9:7
C. 14:16:14
D. 7:8:7

Correct Answer: Option D


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

This question belongs to: Maths Ratio and Proportion
Question #2 Report Error
If a:b = 3:3 and b:c = 3:7, then a:b:c = ?
A. 6:6:14
B. 2:3:8
C. 3:3:7
D. 3:4:7

Correct Answer: Option C


Explanation:
Combine ratios: a:b = 3:3, b:c = 3:7 ⇒ a:b:c = 3:3:7.

This question belongs to: Maths Ratio and Proportion
Question #3 Report Error
Two numbers are in ratio 9:4. Their difference is 40. What is their sum?
A. 601
B. 714
C. 286
D. 572

Correct Answer: Option D


Explanation:
Numbers 9k, 4k. Difference |9-4|k = 40 ⇒ k = 8. Sum = (9+4)k ≈ 572.

This question belongs to: Maths Ratio and Proportion