EduSahara™ Worksheet

Question 1

1.

Which of the following is a subset of A = {2,0,4}?

(i)

{5,1,3}
(ii)

{3,2}
(iii)

{2}
(iv)

{2,5,3}
(v)

{4,1,2}

Question 2

2.

Which of the following is a subset of A = {9,6,1,0}?

(i)

{2,1,9,10,6}
(ii)

{1,6,9}
(iii)

{2,4,10}
(iv)

{0,2,9,6}
(v)

{9,6,4,1}

Question 3

3.

Which of the following is a subset of A = {7,14,8,9,15,10,11}?

(i)

{3,0,5}
(ii)

{11,9,10,5}
(iii)

{14,11,9,0,8,10,7}
(iv)

{0,10,9,3,11}
(v)

{9,11,10}

Question 4

4.

If A and B are disjoint sets, which of the following are true?

a)	A ⊂ B
b)	A ∩ B= ∅
c)	B ⊂ A
d)	A ∩ B = A
e)	A ∪ B = A

(i)

{a,b}
(ii)

{c,b}
(iii)

{b}
(iv)

{d,e,b}

Question 5

5.

If A = {s,f,q,d,u}, which of the following are true?

a)

A
⊃
f

b)

f
∉
A

c)

{f,u}
⊂
A

d)

f
⊂
A

e)

f
∈
A

(i)

{b,e}
(ii)

{b,e,c}
(iii)

{a,c}
(iv)

{d,a,c}
(v)

{c,e}

Question 6

6.

Given sets A, B and C, where A ⊂ B ⊂ C, which of the following are true?

a)	C ⊃ B
b)	B ⊃ A
c)	∅ ⊂ B
d)	B ⊂ A
e)	C ⊂ A

(i)

{d,a}
(ii)

{a,b,c}
(iii)

{e,b}
(iv)

{d,e,c}
(v)

{d,a,b}

Question 7

7.

If A ⊂ B, then which of the following are true?

a)	A' ⊂ B
b)	A' = B
c)	B ⊃ A
d)	B ⊂ A
e)	A = B

(i)

{b,c}
(ii)

{a,c}
(iii)

{d,e,c}
(iv)

{c}

Question 8

8.

If A ⊂ B, then which of the following are true?

a)	A ∪ B = B
b)	A ∪ B = ∅
c)	A ∪ B = A
d)	A ∩ B = B
e)	A ∩ B = A

(i)

{d,b,a}
(ii)

{b,a}
(iii)

{a,e}
(iv)

{c,e,a}
(v)

{c,e}

Question 9

9.

If A ⊂ B, then which of the following are true?

a)	A − B = ∅
b)	B − A = B
c)	B − A = A
d)	A ∪ B = ∅
e)	A − B = B

(i)

{d,e,a}
(ii)

{b,a}
(iii)

{a}
(iv)

{c,a}

Question 10

10.

D =
{13,15,17,14,19,18,11}
and E =
{2,4,9,8,3,5,6,1,10,7}
,

which of the following are true?

a)	A = B
b)	A ⊂ C
c)	A ↔ C
d)	C = D
e)	C ↔ D

(i)

{d,b,a}
(ii)

{a,e}
(iii)

{c,e}
(iv)

{b,a}
(v)

{c,e,a}

Question 11

11.

Which of the following is 'subset' symbol?

(i)

⊂
(ii)

∉
(iii)

∈
(iv)

↔
(v)

⊃

Question 12

12.

Which of the following is 'subset or equal to' symbol?

(i)

∈
(ii)

↔
(iii)

⊄
(iv)

⊃
(v)

⊆

Question 13

13.

Which of the following is 'not a subset' symbol?

(i)

⊄
(ii)

∩
(iii)

⊆
(iv)

⊃
(v)

∪

Question 14

14.

Which of the following is a subset of set A = {-5,0,-3,-6,5}?

(i)

{-6,0,5,6,-5}
(ii)

{0,5,-5,-3,2,-6}
(iii)

{∅}
(iv)

{-3,-5,-6,0,5}
(v)

μ

Question 15

15.

Which of the following is a subset of set A = {-7,7,-1,6,2}?

(i)

∅
(ii)

μ
(iii)

{-7,-1,7,9,6,2}
(iv)

{-7,7,6,-4,-1}
(v)

{∅}

Question 16

16.

Find the number of subsets of A = {2,3,0,1,4}

(i)

30
(ii)

34
(iii)

33
(iv)

31
(v)

32

Question 17

17.

Which of the following is a proper subset of A = {2,5,0}?

(i)

{2,4}
(ii)

{2,5,0}
(iii)

{0,2}
(iv)

{5,0,1}
(v)

{3,5}

Question 18

18.

Find the number of proper subsets of A = {3}

(i)

2
(ii)

0
(iii)

1
(iv)

(-1)
(v)

4

Question 19

19.

Which of the following is not a subset of A = {2,1,8,0,9,4,7,6,5}?

(i)

{2,1,8,0,9,4,7,6,5}
(ii)

{1,5,6,4,0,8,2,9}
(iii)

{0,9,6,2,8,5,7}
(iv)

{6,2,4,8,0,1,7,5}
(v)

{2,8,4,9,6,0,3,1}

Assignment Key