Math 9 Test Items - Set
Math Class 9
1. A set is a collection of well defined _____________ objects.

Distinct
Different
Multiple

2. If there is no element present in a set, it is called _____________ set.

Null
Full
Actual

3. _________________set is a proper subset of every non-empty set.

Click here to enter your answer!
Math Class 9
4. There is only one proper subset of a _______________ set.

Click here to enter your answer!
Math Class 9
5. Every set is an improper subset of _________________.

Click here to enter your answer!
Math Class 9
6. The set consisting of all the subsets of a set is called ____________set.

Click here to enter your answer!
Math Class 9
7. If A = {x, y, z, p} then P (A) will consist of ______________ elements.

Click here to enter your answer!
Math Class 9
8. Two sets A and B are said to be ___________ sets, if A is a sub set of B and B is a subset of A.

Click here to enter your answer!
Math Class 9
9. If AÍB then A-B = ________________.

j
l

10. For any set A, AÇAc = ______________.

j
l

11. For any set x x-xc = _________________.

X
Xc
X2

12. Every two equal sets are also _____________ sets.

Click here to enter your answer!
Math Class 9
13. If AÇB = j then A and B are called ___________ sets.

Click here to enter your answer!
Math Class 9
14. The ________________ representation of a set is called set builder notation.

Click here to enter your answer!
Math Class 9
15. ____________________ can be established between two equivalent sets.

1 -1 correspondence
1 -2 correspondence
correspondence

16. If two sets have at least one element common in them and none of the set is the subset of the other set then the sets are called ______________ sets.

Click here to enter your answer!
Math Class 9
17. The union of rational and irrational numbers is called _________ Number .

Click here to enter your answer!
Math Class 9
18. If A, B and C are three sets then AU (BÇC) = (AU B) Ç _______.

(AUC)
(A n C)

19. If A = {2, 4, 6, 8, 10} then set builder notation of set A is _______________________.

{X/XÎEÇ 2<X<10}
{X/yÎEÇ 2<X<10}

20. If (X-2, 3) = (- 3 / 2 , 3) the X = ____________________.

1 / 2
1 / 3
1 / 4

21. In (-2, 5) the abscissa is __________________.

2
5
-2

22. If abscissa of a point is positive and ordinate of it is negative, the point will lie in ____________ quadrant.

Third
2nd
Fourth
Ist

Math Class 9
23. Every subset of a Cartesian product is called ________ relation.

Click here to enter your answer!
Math Class 9
24. The set consisting of all first elements of the ordered pairs of a binary relation is called

Click here to enter your answer!
Math Class 9
25. A function which is both one-one and onte is called ______________ function.

Click here to enter your answer!
Math Class 9
26. The set of first five positive integers is a tabular method of presenting a set.

False
True

27. The presence of an element in a set is denoted by the symbol

True
False

28. Set of integer is an infinite set.

True
False

29. If A and B are any two sets and A is not a subset of B, is denoted as AÎB.

True
False

30. Every set is a subset and proper subset of itself.

True
False

31. The union of two sets A and B is a set consisting of all the elements of set A and set B.

True
False

32. A - B is a set that consists of all the elements of a set A, which are present in set B.

True
False

33. If A is a subset of given universal set 'U' then A U Ac=j

True
False

34. If A ={x,y,z}, B={2,3,4} then set A and set B are called equivalent sets.

True
False

35. If A ={2,3,5,7,11}, then the set builder notation of set A is {x/xÎP2<x<11}.

True
False

36. If A ={o,1,2,3,..........}, B={1,2,3,.........} then A-B={0}

True
False

37. If U=N, A= j then Ac= j

True
False

38. Orders pair means a pair of two numbers in which the sequence of these numbers is maintained.

True
False

39. The elements 'a' and 'b' of an order pair (a,b) are called the coordinates of the point P.

True
False

40. The point (-3, -4) lies in fourth quadrant.

True
False

41. If set R is a binary relation, then the set consisting of second elements of all the ordered pairs of R is called the domain of R.

True
False

42. If f is a function from set A to set B that Range (f) ËB, then f is called an into function from set A to B.

True
False

43. If there are five elements in a set A and three elements in a set B, the number of elements in A x B are 1028.

True
False

44. IF L={a,b,c,d} and R={(a,b), (b,c) (c,d), (a,a)} the R is a function from L on to L.

True
False

45. If the number of elements in set "A" is 'n' then the number of element in P(A) is 2n.

True
False

46. If the number of elements in set X and set Y is 3 each, the number of binary relations in X × Y is 29

True
False

47. In ordered pair (2, -3) the ordinate of point is 2.

True
False

48. If D={3x/XÎ WX<10} the descriptive form of D is {3,6,9,12,15,18,21,24,27,30}

True
False

49. The range of R={(3,4), (5,7), (8,11)} is {4,7,11}.

True
False

50. If a set contains k elements then P(A) will contain

2k2
2k
k x k
22k

Math Class 9
51. In the diagram, the shaded portion represents

AÍB
A-B
B-A
AÇB

Math Class 9
52. The lined portion represents

Ac
B
(AÇB)c
A-B

Math Class 9
53. If number of elements in A are 3 and in set B is 4 then number of elements in A x B are

23
24
32
3 x 4

Math Class 9
54. Points ( -2, 4) lies in the quadrant.

III
IV
I
II

Math Class 9
55. If f is a function from set A to set B such that then

f is into
f is bijective
f is on-to
f is 1-1

Math Class 9
56. If N= set of Natural numbers P= Set of Prime Numbers then NÇP is

P
E
N
Q

Math Class 9
57. If A={1,3,5,7} and B= {2,3,5,7,11} then B-A is

{3,5,7}
{1}
{2,11}
{1,2,3,5,7,11}

Math Class 9
58. If (3, y+1/2) = (3,-1) then value of y will be

3/2
-3/2
3
-3

Math Class 9
59. The ordinate of any point on X-axis is always

Negative
Zero
Positive
1

Math Class 9
60. If A contains 6 elements and B has 7 elements then the number of all possible binary relations are

7x7
6x6
27
27x6

Math Class 9
61. If A= {x/xÎP and x<23} then tabular form of A is

{3,6,9,12,15,18,21}
{2,3,5,7,11,13,17,19,23}
{2,3,5,7,11,13,17,19}
{1,3,5,7,9,11,13}

Math Class 9
62. The range of f = {(a,x), (b,y), (c,y),(d,t)} is

{a,b,c,d}
{x,y,t}
{a,x,y}
{b,y,t}

Math Class 9
63. If U= {1,2,3,4,5,...10} A= {2,4,6,8,10} B= {3,6,9} then (AUB)c is

{1,2,3,4,5,7,8,9,10}
{2,3,4,6,8,9,10}
{1,5,7,}
{1,3,5,7,9}

Math Class 9
64. If U= {1,2,3, ........10} A= {2,3,5,7} , B= {1,3,5,7,9} then (AÇB)c is

{1,2,4,6,7,8,9,10}
{3,5}
{1,4,6,8,9,10)
{1,2,3,5,7,9}

Math Class 9
65. In diagram shaded portion represents

(AÇB)UC
(AUB)
(AÇB) ÇC
(AUB)ÇC

Math Class 9
66. If AÍB then AUB is

B
{ }
AÇB
A

Math Class 9
67. If XÊY then XÇY is

xc
x
y
yc

Math Class 9
68. If A = {1,2,3,} B= {a,b,c} and f= {(1,a), (1,b) (2,c),(3,b)} then f is

f is onto function
f is bijective function
1-1 function
f is not a function e) f is into function

Math Class 9
69. If AÇB = Φ then

AÍB
AcÍBc
BÍA
AÍBc

Math Class 9
70. If B={y/yÍE Ç 2<y<4} then tabular form of B is

{2}
Φ
{4}
{2, 4}

Math Class 9
71. If A is any set then A-Ac

Φ
U
A
Ac

Math Class 9
72. AÇ(BUC) = (AÇB) U (AÇC) is called

Distributive property of union over intersection
Distributive property of inter section over union
associative property of union
Commutative property w.r.t. union

Math Class 9
73. If E= set of Even numbers O= set of odd numbers then EÇO is

O
set of all integer
E
Φ

Math Class 9
74. Set of real numbers

{Φ, {-1} {-2} {-1,2}}
{4,6,8}
{19,18,17,16,15,14,13,12,11}
QÈQ

Math Class 9
75. Set of natural numbers between 20 and 10

{2,0,-1}
{19,18,17,16,15,14,13,12,11}
{4,6,8}
{1,2,3,...}

Math Class 9
76. Power set of {-1,-2}

{5,10,15,20,25}
{Φ, {-1} {-2} {-1,2}}
{19,18,17,16,15,14,13,12,11}
QÈQ

Math Class 9
77. Set of some multiples of five.

{2,0,-1}
{4,6,8}
{1,2,3,...}
{5,10,15,20,25}

Math Class 9
78. The range of R= {(2,4), (0,6), (-48)}

{5,10,15,20,25}
{19,18,17,16,15,14,13,12,11}
{4,6,8}
{2,0,-1}

Math Class 9
79. Set of Prime numbers between 2 and 17.

{(3,4),(2,4)}
{3,5,7,11,13}
{(3,1), (3,4), (2,1), (2,4)}
{8}

Math Class 9
80. Singleton Set

1st Quadrant
2nd Quadrant
{8}
{-1, -2, -3....}

Math Class 9
81. Set of negative integer

{-1, -2, -3....}
1st Quadrant
{8}
{3,5,7,11,13}

Math Class 9
82. A = {3,2}, B={1,4} R = {(x,y)/xÎA^yÎB^y>x}

{8}
{(3,4),(2,4)}
{3,5,7,11,13}
{(3,1), (3,4), (2,1), (2,4)}

Math Class 9
83. The point (2,6) lies

1st Quadrant
{-1, -2, -3....}
2nd Quadrant
{3,5,7,11,13}

Math Class 9
84. Empty Set

{-3, -2,-1}
A-B
{4,6,8,9,}
uc

Math Class 9
85. Set of Compound numbers less than ten.

{-2, -1, 0}
A-B
{4,6,8,9,}
{-3, -2,-1}

Math Class 9
86. {2,4,6,8,} È {4,8,10}

{4,6,8,9,}
{2,4,6,8,10}
A-B
{-2, -1, 0}

This is more feedback!
This is the feedback!