Eight children are divided into an A team and a B team each containing 4 children. How many different divisions are possible?
8 C 4 is the number of ways to choose 4 children for one of the teams....the reamining 4 would wind up on the other team
8 C 4 =70 ways
8 C 4 is the number of ways to choose 4 children for one of the teams....the reamining 4 would wind up on the other team
8 C 4 =70 ways