Answer the question.
-12 wrestlers compete in a competition. If each wrestler wrestles one match with each other wrestler, what are the total numbers of matches?
A) 132
B) 78
C) 156
D) 66

Question

Quizplus · Accepted Answer

The total number of matches is calculated using the combination formula for choosing 2 wrestlers out of 12 to form a match: C(12, 2) = 12! / (2!(12-2)!) = 66 matches.

Answer the Question. -12 Wrestlers Compete in a Competition. If Each Wrestler Wrestles