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Mathematics MCQs for PPSC FPSC KKPSC BPSC SPSC NTS Test 18

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There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
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Test Instructions:-
Test Name	Lecturer Mathematics
Subject	Math Test 18
Test Type	MCQs Mathematics
Total Questions	25
Total Time	20 Minutes
Total Marks	100

You have 20 minutes to pass to the quiz.

Lecturer Mathematics Online Test No. 18

1 / 25

Which of the following set is closed under addition.

{0}

{1}

{-1,1}

All

2 / 25

The imaginary part of i is:

-1

None

3 / 25

The solution of the equation x² = 2 always lies in:

integers

Real number

Irrational number

Rational number

4 / 25

Which of the following does not satisfy the order axiom?

Complex number

Real number

Rational number

Integers

5 / 25

The sum of rational and irrational number is always:

Rational number

Irrational number

Integer

All

6 / 25

2.3333..... represent a/an:

Rational number

Irrational number

Complex number

Real number

7 / 25

1.4142135 is a/an:

Rational number

Irrational number

Natural

Odd

8 / 25

I can be written as:

{1,0}

{0,1}

{-1,0}

{0,-1}

9 / 25

Which of the following has closure property with respect to multiplication.

{-1,1}

{-1}

{1}

{0}

10 / 25

Every recurring decimal represent:

Real number

Irrational number

Rational number

Complex number

11 / 25

Every natural number is also:

Irrational number

Odd integer

Positive integer

Rational number

12 / 25

Any complex number 'ai ' can be written in order pair form as:

{i,0}

{0,a}

{a,0}

{a,1}

13 / 25

The common fraction equivalent to recurring decimal 0.333 ---------is:

33/100

1/3

33/100

3/10

14 / 25

The additive inverse of non-zero real number'a' is:

-a

1/a

None

15 / 25

Every non-terminating and non-recurring decimal represent:

Rational number

Irrational number

Real number

Complex number

16 / 25

The set of {0,1} is closed under:

addition

subtraction

multiplication

Division

17 / 25

Every integer is also:

Irrational number

Even integer

Odd integer

Rational number

18 / 25

i⁵ =

-1

-i

19 / 25

The multiplicative inverse of non-zero number'a' is:

-a

1/a

None

20 / 25

The multiplicative identity element of natural number is:

None of these

21 / 25

Zero is a/an:

Odd integer

Even integer

Natural integer

Irrational integer

22 / 25

The constant ratio of the circumference of any circle to the length of its diameter is:

2.7182

7/22

23 / 25

The direction of an inequality will be reversed if it is multiplied on both sides by a:

Positive number

Negative number

Zero

Any number

24 / 25

a(b-c) = ab-ac is called:

Multiplicative property

Associative property

Trichotomy property

Distributive property of multiplication over subtraction

25 / 25

π is --------------- number:

A rational number

an irrational number

Complex number

Real number

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