Mathematics MCQs for PPSC FPSC KKPSC BPSC SPSC NTS Test 6

Online Free Taleem is free online MCQ’s test related to Lecturer Mathematics. All the individuals who are going to appear in PPSC, FPSC, KKPSC, SPSC, BPSC, AJ&KPSC, NTS, Lecturer Mathematics written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Mathematics include all the important questions and Past Paper of  Lecturer Mathematics, that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
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Test Instructions:-
Test Name Lecturer Mathematics
Subject Math Test 6
Test Type MCQs Mathematics
Total Questions 25
Total Time 20 Minutes
Total Marks 100
0%

You have 20 minutes to pass to the quiz.


Lecturer of Mathematics Online Test No. 6

1 / 25

Which binary operation is not defined in the set of natural number:

2 / 25

The set of cube roots of unity is a subgroup of:

3 / 25

The union of all positive even and all positive add integer is:

4 / 25

If X and Y are two sets, then X ∩(X ∪ Y)' = 0

5 / 25

If a N = {ax | x ∈ N}, then 3N ∩ 5N =

6 / 25

Which of the following is a group w. r. t multiplication:

7 / 25

Let U be the universal set and A, B are subsets of U. If n (U) = 700, n (A) = 200, n (B) = 300 and n (A ∩B) = 100, then n (A'∩B') =

8 / 25

Number of non-empty subsets of the set {1, 2, 3, 4} is:

9 / 25

Which of the following is not a group w.r.t. addition:

10 / 25

Let r be a relation defined as a r b if |a|≤ b. Then relation r is:

11 / 25

If X and Y are two sets such that n (X) = 17, (Y) = 23 and n (X ∪ Y) = 38, then n ( ∩ Y) is:

12 / 25

Let r1 and r2 are symmetric relations (not disjoint) on a set A then the relation r1 ∩ r2 is:

13 / 25

Let n (A) = 3 and n (B) = 6. What can be the minimum number of elements in A ∪ B?

14 / 25

The number of subgroups of a group is:

15 / 25

Let r is be a relation defined as a r b if ab + 1 > 0. Then relation r is:

16 / 25

In a group of even order, there at least................elements of order 2:

17 / 25

If G is an Abelian, then which of the following is the order of G:

18 / 25

The relation ‘less than’ in the set of natural number is:

19 / 25

G = {1, 2, 4, 5, 7, 8} under multiplication modulo 9 is:

20 / 25

Let G be a group and a, b ∈ G. Then order of a-1 is equal to:

A). b

B). ab

C). bab-1

D). b-1

21 / 25

Let r be a relation defined on a set of real number as ∀ a, b ∈ R, a r b if |a - b| > 0. Then r is:

22 / 25

The identity element of (P (X), ∩) where X ≠ ∅ is:

23 / 25

Which of the following is the empty set:

A). {x|x ∈ R ∧ x2 - 1 = 0 }

B). {x|x ∈ R ∧ x2 +1 = 0 }

C). {x|x ∈ R ∧ x2 - 16 = 0 }

D). {x|x ∈ R ∧ x2  = x+2 }

24 / 25

G = {1, 3, 5, 7} is a group w. r. t multiplication modulo 8. Then inverse of 5 is:

25 / 25

n/m means that n is factor of m, then the relation ‘/’ is:

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