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EXERCISE-SUBSETS

Total questions: 15

Worksheet time: 10mins

Name
Class
Date
1.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

C ___ B

a)

\subset

b)

⊄\not\subset

2.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

C ___ A

a)

\subset

b)

⊄\not\subset

3.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

B ___ C

a)

\subset

b)

⊄\not\subset

4.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

B ___ A

a)

\subset

b)

⊄\not\subset

5.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

 { } ___ A

a)

\subset

b)

⊄\not\subset

6.

Let A = {2, 3, 4, 5, 6, 7} B = {2, 4, 7, 8) C = {2, 4}. Fill in the blanks by ⊂ or ⊄ to make the resulting statements true.

 A ___ A

a)

\subset

b)

⊄\not\subset

7.

If U = {1, 3, 5, 7, 9, 11, 13}, then which of the following are subsets of U.

a)

{2, 4}

b)

{0}

c)

{1, 9, 5, 13}

d)

{5, 11, 1}

e)

{13, 7, 9, 11, 5, 3, 1}

8.

If U is the set of even factors of 10, then which of the following are subsets of U.

a)

{2, 5}

b)

{ }

c)

{1, 2, 5, 10}

d)

{2, 10}

e)

{ 10 }

9.

If U={x/x is the consonant letter in the word "power", then which of the following are subsets of U.

a)

{p, w, r }

b)

{ p, w, e, r}

c)

{ p}

d)

{p, e}

e)

{ }

10.

If U is the set of prime number between 6 and 10, then which of the following are subsets of U.

a)

{7, 8, 9 }, {7}, {8}, {9}, {7, 8}, {7, 9}, {8, 9}

b)

{7, 8, 9 }, {7}, {8}, {9}, {7, 8}, {7, 9}, {8, 9} , { }

c)

{7, 9}, {7}, {9}, { }

d)

{7, 9}, {7}, {9}

e)

{7}, { }

11.

Identify all the possible subsets of the given set

D = { x/x is an odd factor of 24 }

a)

{ 1, 3 }

b)

{ 1 }

c)

{ 1, 2, 3, 4, 6, 8, 12 , 24 }

d)

{ 1, 3, 6, 12}

e)

{ }

12.

Which of the following is the proper subset of the given set

C is the set of colors in the Philippines flag

a)

{ red, yellow, blue}

b)

{ red, yellow, blue, white}

c)

{ red, yellow, white}

d)

{ }

13.

Empty set is a subset of any set

a)

True

b)

False

14.

If set A = { 1, 2, 3, 4, 5 } then A is a subset of itself

a)

True

b)

False

15.

The number of subsets if the elements of the given set is 4

a)

4

b)

8

c)

12

d)

16