Permutations and combinations - Quantitative Aptitude (MCQ) questions for Q. 29418

Q.  In Cricket League, in first round every team plays a match with every other team. 9 teams participated in the Cricket league. How many matches were played in the first round?
- Published on 12 Apr 17

a. 36
b. 72
c. 9!
d. 9! - 1

ANSWER: 36
 
permutation combination

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