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WorksheetsRevision of sets
Total questions: 30
Worksheet time: 29mins
What is a set?
A collection of objects with similar characteristics
A collection of objects with no similarities
A collection of objects with different characteristics
A collection of objects
Name the given set
Set of birds
Set of parrots
Set of hummingbirds
Set of peacocks
Are the following members of a finite or infinite set?
c. {1, 2, 4, 5, 10, 20}
infinite
finite
Are the following members of a finite or infinite set?
a. {police officers in Jamaica}
finite
infinite
1. An object or member in a set is called __________.
an element
an item
a person
a thing
A set which contains no element is called ___________.
set builder
roster form
null set
element
Which of the following is considered to be a universal set?
X = {dog, carabao, cow}
Y = {monkey, cat}
Z = {all animals in land}
A = {eagle}
Which of the following is the set of odd whole numbers less than 10?
C = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
D = {0, 2, 4, 6, 8}
E = {1, 3, 5, 7, 9}
None of the above
Which of the following is NOT a subset of set A?
A = {2, 3, 5, 7, 11}
B = {3, 5, 2, 7}
C = {2, 3, 7, 9}
D = {7, 2, 3, 11}
None of the above.
If X = {Asia, Africa, North America, South America, Antarctica, Europe, Australia}, and Y = {Atlantic, Pacific, Arctic, Indian, Antarctic}, then which of the following could be the universal set?
U = {oceans}
U = {countries}
U = {world}
None of the above.
Jennifer listed the set of all letters in the word library as shown below. What is wrong with this set?
A = {l, i, b, r, a, r, y}
A capital letter is used to represent this set.
It uses curly braces.
It uses commas.
The objects in this set are not unique.
Which of the following is an empty (null) set?
{tiger, lion, puma, cheetah, leopard, cougar, ocelot}
{prime numbers between 1 and 100}
{cars with more than 20 doors}
All of the above.
Intersection is denoted by
A ∩ B'
A ∪ B
A ∩ B
A ∪ B'
Which of the following represent the shaded region?
A subset of B
A intersect B
B subset of A
A or B
Let C={2, 5, 7, 10} and B={x|x is an even whole number less than 9}. Find C ∩ B
{2}
{2, 4}
{2, 10}
{2, 5, 7}
Which of the following statements are true for the Venn diagram shown?
A∩B=ξ
A ⋂ B = A
A ∩ B = ⊘
A ⋂ B = B
Let C={2, 5, 7, 10} and B={1, 3, 5, 7, 9}. Find C ∩ B
{1,2,3,5,7,9,10}
{1,2,3,9,10}
{5,7}
{2,4,5,6,7,8,10}
Which of the following statements are true for the Venn diagram shown?
B is a subset of A
B is a intersect of A
A = B
A and B are disjoint sets
A = {1, 3, 5, 7, 9}
B = {2, 3, 5, 7}
What is A ∪ B ?
{3, 5, 7}
{2, 3, 5, 7, 9}
{2, 3, 5, 7}
{1, 2, 3, 5, 7, 9}
Let C={2, 5, 7, 10} and B={x|x is an odd whole number less than 10}. Find C U B
{1,2,3,5,7,9,10}
{2, 4, 5, 6, 7, 8, 10}
{2, 4, 7, 8, 10}
{ 6, 7, 8, 10}
TRUE OR FALSE: If A = {5, 6, 7} and B = {6, 8, 10, 12}; then A ∪ B = {5, 6, 7, 8, 10, 12}
TRUE
FALSE
If U = {1, 3, 5, 7, 9, 11, 13}, then which of the following are subsets of U?
B = {2, 4}
C = {1, 9, 5, 13}
F = {2, 3, 4, 5}
D = {5, 11, 1, 2}
Give at least one (1) subset of {2,4,}
(a)
Is A= {pink,red} a subset of B= {blue,orange,red,violet,pink}?
Yes
No
IfA={5,10,15,20,25 }and B={10,11,15} then B⊆A
True
False
Which of the following is possible subset of {10,11,12,13,14}
{10,13}
{15}
