

1. 
An arrangement in which order is not important is a(n) ________. 


A. 
outcome 
B. 
permutation 


C. 
combination 
D. 
factorial 


Hint 


2. 
From a group of six students, four are to be chosen to form a committee. In how many ways can the committee be chosen? 


A. 
15 
B. 
720 


C. 
360 
D. 
30 


Hint 


3. 
An art gallery has 10 paintings to display. Six of the paintings are to be used for a new exhibit. Is this situation a permutation or combination? How many choices of paintings are possible? 


A. 
combination; 151,200 
B. 
permutation; 210 


C. 
combination; 210 
D. 
permutation; 151,200 


Hint 


4. 
A group of 10 students is to be divided into 2 groups of 5. How many ways is this possible? 


A. 
120 
B. 
30,240 


C. 
252 
D. 
10 


Hint 


5. 
While at a local video rental store, 5 movies catch your eye, but you only want to rent 2. How many combinations are there? 


A. 
20 
B. 
10 


C. 
2 
D. 
5 


Hint 


