Question 13
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How many players took part in the round-robin tournament?
I. 45 matches were played, each pair meeting once.
II. Each player played 9 matches.
- A Statement I alone is sufficient, but Statement II alone is not sufficient
- B Statement II alone is sufficient, but Statement I alone is not sufficient
- C Each statement alone is sufficient Correct
- D Both statements together are sufficient, but neither statement alone is sufficient
- E Statements I and II together are not sufficient
Correct Answer: Option C
I: nC2 = 45 → n = 10. Sufficient.
II: n − 1 = 9 → n = 10. Sufficient.
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