Practice Page
Directions: Read carefully. Choose the best answers.

1.
U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
A = {2, 4, 6, 8, 10}
B = {1,2,3,4,5,6}
Find:
A∪B =
 
A∩B =
  
(A∩B)C =
  
unioncatpic
  

 

 

2.
U = {-5, -3, -1, 0, 1, 3, 5}
A = {0, 1, 3, 5}
B = {-5, -3, -1, 0}
Find: >
A∪B =
 
A∩B =
  
(A∩B)C =
  
Is A⊂B ?
  
intersectpic  

 

 

3.
U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
A = {1, 3, 5, 7, 9}
B = {2, 4, 6, 8, 10}
Find:
A∪B =
 
A∩B =
  
(A∩B)C =
  
(A∪B)C =
  
union2dog

 

 

4.
U = {positive even integers}
A = {2, 4, 8, 16}
B = {6, 8, 10, 12, 14, 16}
Find:
A∪B =
 
A∩B =
  
(A∩B)C =
  
Is A⊂B ?
  
intersectcurves

 

 

5.
U = {10, 20, 30, 40, 50, 60}
A = {10}
B = {10, 40, 60}
Find:
A∪B =
 
A∩B =
  
(A∩B)C =
  
(A∪B)C =
  
Is A⊂B ?
  
UnionUpic

 

 

6.
Given:
Set A = {(-2,-1), (-1,0), (1,8)}
Set B = {(-3,-4), (-2,-1), (-1,2), (1,8)}.
What is the intersection of sets A and B?
intersectpink
Choose:
 
{(1,8)}
 
{(-2,-1)}
 
{(-2,-1), (1,8)}
 
{(-3,-4), (-2,-1), (-1,2), (-1,0), (1,8)}

 

 

7.
Which set represents the intersection of sets A, B, and C as shown in the diagram at the right?
cirlcepic
Choose:
 
{2, 3}
 
{2}
 
{3, 4, 5, 6, 7}
 
{2, 3, 4, 5, 6, 7}

 

 

8.
Given:
A = {all odd integers from 1 to 19, inclusive}
B = {9, 11, 13, 15, 17}
What is the complement of set B within set A?
complementearth
Choose:
 
{3, 5, 7}
 
{3, 5, 7, 19}
 
{1, 3, 5, 7}
 
{1, 3,5, 7, 19}

 

 

9.
Given:
U = {x | 0 < x < 10 and x is an integer}
S = {x | 0 < x < 10 and x is an odd integer}
The complement of set S within the universal set U is:
unisetyellow
Choose:
 
{2, 4, 6, 8}
 
{0, 2, 4, 6, 8}
 
{2, 4, 6, 8, 10}
 
{0, 2, 4, 6, 8, 10}

 

 

10.
In Mr. Conner's Math class, 16 students are in band, 7 students play sports, 3 students participate in both activities, and 9 students are not in band and do not play sports. How many students are in Mr. Conner's Math class?
conner
Choose:
 
22
 
26
 
29
 
35

 

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