1.	What is C(6, 4)?
		A.	720	B.	360
		C.	15	D.	30
		Hint
	2.	How many ways can 5 CDs be selected from a stack of 12 different CDs?
		A.	95,040	B.	792
		C.	17,280	D.	1440
		Hint
	3.	How many ways can 8 track runners be arranged on a four-person relay team?
		A.	40,320	B.	1,680
		C.	70	D.	336
		Hint
	4.	How many different ways can four CDs be chosen from a case of 10 CDs?
		A.	120,960	B.	3,628,800
		C.	210	D.	5,040
		Hint
	5.	Find the number of line segments that can be drawn between any two vertices of a hexagon.
		A.	9	B.	24
		C.	30	D.	15
		Hint