Two numbers are in the ratio 3:4. If 5 is added to each, the ratio becomes 4:5. What are the numbers?

A 12 and 16

B 15 and 20

C 9 and 12

D 6 and 8

✓ Correct Answer: Option B

(3x+5)/(4x+5)=4/5. 15x+25=16x+20. x=5. Numbers: 15,20.

💡 Why is B) the correct answer?

The correct answer to the question "Two numbers are in the ratio 3:4. If 5 is added to each, the ratio becomes 4:5. What are the numbers?" is Option B: 15 and 20.

The other options — A) 12 and 16, C) 9 and 12, D) 6 and 8 — are incorrect for this Mathematics question. As explained above: (3x+5)/(4x+5)=4/5. 15x+25=16x+20. x=5. Numbers: 15,20.

📚 About This Mathematics Practice Question

This 2-level Mathematics question from the Quantitative Reasoning topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free Mathematics practice test or use flashcards for spaced repetition review.

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Two numbers are in the ratio 3:4. If 5 is added to each, the ratio becomes 4:5. What are the numbers?

✓ Correct Answer: Option B

📚 About This Mathematics Practice Question

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