1.	An art gallery has 10 paintings to display. Six of the paintings are to be used for a new exhibit. Is this situation a permutation or combination? How many choices of paintings are possible?
		A.	combination; 151,200	B.	permutation; 151,200
		C.	permutation; 210	D.	combination; 210
		Hint
	2.	If you have 10 CDs, and you want to take three of them with you on a road trip, how many different possibilities are there for which three you bring?
		A.	604,800	B.	120
		C.	10	D.	3
		Hint
	3.	A group of 10 students is to be divided into 2 groups of 5. How many ways is this possible?
		A.	252	B.	120
		C.	10	D.	30,240
		Hint
	4.	Which situation is a permutation?
		A.	The number of ways you can choose 3 hot dog toppings from a total of 5.
		B.	The number of ways each person can shake hands with the other 11 people in the room.
		C.	The number of games it would take to start 5 different basketball players from a team of 10.
		D.	The number of ways 8 students can finish first, second, or third place at the Math Olympiad.
		Hint
	5.	Ten students are playing in a chess tournament. If each student plays every other student once, how many total games are played?
		A.	30	B.	90
		C.	45	D.	120
		Hint