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Question

Physical Education Question on Tournaments and types of tournaments

Which of the following formule can be used to determine the number of matches in a single league tournament if even number of teams are participating ?

A

n(n−1)2\frac{n(n-1)}{2}

B

n+12\frac{n+1}{2}

C

n(n+1)2\frac{n(n+1)}{2}

D

n−12\frac{n-1}{2}

Answer

n(n−1)2\frac{n(n-1)}{2}

Explanation

Solution

The correct option is (A) :n(n−1)2\frac{n(n-1)}{2}.