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There are 10 teams in a basketball competition. Each team must play each of the other teams once. How many games will each team play? (A) 14 (B) 9 (C) 70 (D) 63​

2 Answers

11 votes

Two teams can be selected out of 10 teams in C(10,2) = 10!/8! 2! = 45 ways

=> If each team plays exactly 3 matches with each other team, number of matches will be 45 x 3 = 135.

:-)

User Pambuk
by
8.5k points
7 votes

Answer:

  • (B) 9

Explanation:

Number of teams = 10

Each team play each of the other 9 teams once.

Correct choice is B

User Wilto
by
8.4k points

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