The LCM of two co-prime numbers 7 and 11 is:

A 17

B 18

C 77

D 1

✓ Correct Answer: Option C

Co-prime numbers have LCM = their product. 7×11=77.

💡 Why is C) the correct answer?

The correct answer to the question "The LCM of two co-prime numbers 7 and 11 is:" is Option C: 77.

The other options — A) 17, B) 18, D) 1 — are incorrect for this Mathematics question. As explained above: Co-prime numbers have LCM = their product. 7×11=77.

📚 About This Mathematics Practice Question

This 2-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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The LCM of two co-prime numbers 7 and 11 is:

✓ Correct Answer: Option C

📚 About This Mathematics Practice Question

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