Mathematics 10th Class English Medium Unit 5 Online Test With Answers

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Mathematics 10th Class English Medium Unit 5 Online Test

Sr. # Questions Answers Choice
1 The domain of R = {(0,2),(2,3),(3,3)(3,4)} is. {0,3,4} {0,2,3} {0,2,4} {2,3,4}
2 If number of elements in se A is 3 and in set B is 2, then number or binary relations in A x B is. 3 4 7 12
3 if A and B are disjoint sets , then A∪ B is equal to. A B ∅ B∪ A
4 (A∪B)∪C is equal to A∩ (B∪C) (A∪B)∩C<p class="MsoNormal"><!--[endif]--><o:p></o:p></p> A∪(B∪C) A∩ (B∩C)
5 If A⊆ B then A - B is equal to A B ∅
6 If A⊆ B then A∪ B is equal to A B ∅ None of these
7 The number of element in power set {1.2.3} is. 4 8 6 9
8 Power set of an empty set is. ∅ {a} {∅,{a}} {∅}
9 The set having only one element is called. Null set Power set Singleton set Subset
10 The set {x/x∈W ^x≤ 101} is.

 Infinite set Sub set Null set Finite set
11 A set with no element is called. Subset Empty set Singleton set Super set
12 The different number of way to describe a set are. 1 2 3 4
13 A collection of well-defined distinct objects is called. subset Power set Set None of these
14 Formula of variance is group data is:
15 When the number of observations of a set of data is even then the median formula is:
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