

1. 
Compute 6! 


A. 
21 
B. 
6 


C. 
5040 
D. 
720 


Hint 


2. 
In how many ways can 8 CDs be stacked? 


A. 
9216 
B. 
288 


C. 
36 
D. 
40,320 


Hint 


3. 
Find the number of ways a family of 4 can stand next to each other for a photograph. 


A. 
120 
B. 
24 


C. 
10 
D. 
76 


Hint 


4. 
Eight ______ is the product of all the counting numbers beginning with eight and counting backward to one. 


A. 
compound event 
B. 
permutation 


C. 
outcome 
D. 
factorial 


Hint 


5. 
Evaluate 2! · 7!. 


A. 
10,080 
B. 
14 


C. 
362,880 
D. 
5,040 


Hint 


