

1. 
An arrangement where order is not important is called a(n) 


A. 
factorial. 
B. 
outcome. 


C. 
combination. 
D. 
permutation. 


Hint 


2. 
Find P(8, 5). 


A. 
6720 
B. 
40 


C. 
336 
D. 
720 


Hint 


3. 
How many ways can 5 CDs be selected from a stack of 12 different CDs? 


A. 
792 
B. 
17,280 


C. 
1440 
D. 
95,040 


Hint 


4. 
How many different ways can four CDs be chosen from a case of 10 CDs? 


A. 
3,628,800 
B. 
210 


C. 
120,960 
D. 
5,040 


Hint 


5. 
Find the number of line segments that can be drawn between any two vertices of a hexagon. 


A. 
24 
B. 
15 


C. 
9 
D. 
30 


Hint 


