

1. 
AllStar Pizza offers a large pizza with any three toppings for $9.95. If you can choose from 13 different toppings, how many different pizzas are possible? 


A. 
715 
B. 
286 


C. 
1287 
D. 
78 


Hint 


2. 
A group of 10 students is to be divided into 2 groups of 5. How many ways is this possible? 


A. 
120 
B. 
30,240 


C. 
252 
D. 
10 


Hint 


3. 
You have an assignment for an art class to paint a painting using only four colors. Visiting an art store, you find 20 colors from which to choose. How many different combinations of colors are there? 


A. 
24 
B. 
4,845 


C. 
116,280 
D. 
74 


Hint 


4. 
While at a local video rental store, 5 movies catch your eye, but you only want to rent 2. How many combinations are there? 


A. 
20 
B. 
2 


C. 
5 
D. 
10 


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. 
120 
B. 
90 


C. 
30 
D. 
45 


Hint 


