

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. 
1287 
B. 
715 


C. 
78 
D. 
286 


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. 
3 
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. 
4,845 
B. 
74 


C. 
116,280 
D. 
24 


Hint 


4. 
You have tests coming up soon in all your classes. You have six schoolbooks that you could take home, but only room for four in your backpack. How many different combinations of schoolbooks can you take home in your backpack? 


A. 
4 
B. 
15 


C. 
24 
D. 
30 


Hint 


5. 
Which situation is a combination? 


A. 
The number of ways a committee can choose a president, vicepresident, and treasurer. 


B. 
The number of ways 50 people can line up to enter a concert hall. 


C. 
The number of ways 3 books can be displayed in a store window. 


D. 
The number of ways a coach can choose 3 cocaptains for a soccer team. 


Hint 


