If the cost of 12 pens is Rs. 180, what is the cost of 8 pens?

A Rs. 100

B Rs. 110

C Rs. 120

D Rs. 130

✓ Correct Answer: Option C

Cost per pen = 180/12 = 15. Cost of 8 = 8×15 = 120.

💡 Why is C) the correct answer?

The correct answer to the question "If the cost of 12 pens is Rs. 180, what is the cost of 8 pens?" is Option C: Rs. 120.

The other options — A) Rs. 100, B) Rs. 110, D) Rs. 130 — are incorrect for this Mathematics question. As explained above: Cost per pen = 180/12 = 15. Cost of 8 = 8×15 = 120.

📚 About This Mathematics Practice Question

This 1-level Mathematics question from the Arithmetic & Number Systems 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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If the cost of 12 pens is Rs. 180, what is the cost of 8 pens?

✓ Correct Answer: Option C

📚 About This Mathematics Practice Question

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