

1. 
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 


2. 
How many ways can 8 track runners be arranged on a fourperson relay team? 


A. 
336 
B. 
70 


C. 
40,320 
D. 
1,680 


Hint 


3. 
How many ways can a twocolor uniform be chosen from red, white, blue, green, and black? 


A. 
120 
B. 
20 


C. 
10 
D. 
25 


Hint 


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


A. 
5,040 
B. 
120,960 


C. 
210 
D. 
3,628,800 


Hint 


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


A. 
30 
B. 
15 


C. 
24 
D. 
9 


Hint 


