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Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
Which of the following is a well-defined set?
a)
A set of beautiful sceneries
b)
A set of good basketball players
c)
A set of Philippine Presidents
d)
A set of successful leaders.
2.
List all the letters in the word “school”.
a)
{s, c, h, o, o, l}
b)
{s, c, h, o, l}
c)
{s, h, o, o, l}
d)
{s, c, o, l}
3.
Which of the following is the symbol of an empty set?
a)
∩
b)
U
c)
⊆
d)
ϕ
4.
Which of the following is a subset of A= {1,2,3}?
a)
{0}
b)
{0,1}
c)
{1,2}
d)
{2,3,4}
5.
Given the set of letters in the word “mathematics”, what is the cardinality of the
given set?
a)
11
b)
8
c)
6
d)
4
6.
Which symbol is used to indicate the intersection of two sets?
a)
∩
b)
U
c)
⊆
d)
ϕ
7.
Which symbol is used to indicate the union of two sets?
a)
∩
b)
U
c)
⊆
d)
ϕ
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