In a certain match all the teams were to play with each other. If there are 8 teams, how many matches will have to be played?	Choose one.
A) 40	B) 28	C) 60	D) 90	E) None of the above
8c2   =28   ANSWER:28
<result>B</result>
In a certain match all the teams were to play with each other. If there are 8 teams, how many matches will have to be played?