

1. 
What is C(6, 4)? 


A. 
15 
B. 
360 


C. 
30 
D. 
720 


Hint 


2. 
Suppose there are 8 runners in a race. How many ways can awards for 1st, 2nd, 3rd, and 4th places be presented? 


A. 
40,320 
B. 
1680 


C. 
70 
D. 
24 


Hint 


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


A. 
10 
B. 
120 


C. 
25 
D. 
20 


Hint 


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


A. 
120,960 
B. 
5,040 


C. 
3,628,800 
D. 
210 


Hint 


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


A. 
9 
B. 
30 


C. 
24 
D. 
15 


Hint 


