1. An icecream shop has 10 flavors. One can choose 4 different flavors. What is the total number of possible flavor combinations?

   	a.	252
   	b.	462
   	c.	120
   	d.	330
   	e.	210

2.

1. Each NBA team can have 15 players on their roster. But only 13 players can be active each game. If 3 or more players are injured, the team cannot fill the active roster slots.

   Suppose that the probability that a player got injured is 2%, and that injuries are statistically independent across players.

   What is the probability that 3 players of 15 players on the roster are injured?

   	a.	1.784%
   	b.	0.286%
   	c.	3.073%
   	d.	0.852%
   	e.	0.04%