1st Year Math Chapter 1 Number System MCQs With Answers

If your search is to get the 1st Year Math Chapter 1 Number System MCQs With Answers then you have landed on the right site. Here we are providing the important MCQs of the chapter Number System that you can prepare for the entry test. This chapter has topics including Rational and Irrational Systems, Properties of Real Numbers, The real line, and Complex numbers. Through the MCQs that are given below, you will be able to prepare well for the entry test. These 1st Year Maths Chapter 1 MCQs will help you to have a grip on all the topics. Remember in order to perform well, you must prepare well for all the chapters. Here below, a quiz is given that you can solve. Solve the quiz and check the answers. Scroll down and check the MCQs.

1st Year Math Chapter 1 Number System MCQs With Answers

3875

Math Chapter 1

1 / 20

1. The number '0' is

A) a rational number

B) an-integer

C) Even number

D) all of these

2 / 20

2. If n is a prime number, then √n is

A) periodic number

B) a rational number

C) an Integer

D) an Irrational number

3 / 20

3. 22/7 is:

A) Irrational

B) An integer

C) A whole number

D) Rational

4 / 20

4. If a is any non-zero real number, then its multiplicative inverse is

A) Not defined

B) -1/a

C) 1/a

D) -a

5 / 20

5. Multiplicative Inverse of O is

A) Not defined

B) 0

C) 1

D) Any real number

6 / 20

6. If z1 and z2 are any two complex numbers, then

A) |z+z2| < | z1 | +| z2 |

B) | z1- z2 | < | z1 | - | z2 |

C) |z1 +z2| >= |z1| + | z2|

D) | z 1 + z2 | <=|z1 | + | z2 |

7 / 20

7. 5.333......is

A) Rational

B) irrational

C) an integer

D) a prime integer

8 / 20

8. Every recurring decimal is

A) an Irrational number

B) a prime integer

C) a whole number

D) a rational number

9 / 20

9. A decimal which has only a finite number of digits in its decimal part is called.

A) Recurring decimal

B) Terminating decimal

C) Non recurring

D) Non terminating decimal

10 / 20

10. The numbers which can be put in the form of p/q, p,qEZ, and q is not equal to 0 are

A) Irrational numbers

B) Integers

C) Rational numbers

D) Natural numbers

11 / 20

11. π is the ratio:

A) Length of radius/ circumference of circle

B) Length of diameter/ circumference of circle

C) Circumference of circle/ Length of Radius

D) circumference of circle/Length of diameter

12 / 20

12. For any complex number z, it is always true that | z | is .equal to

A) | -z̄ |

B) | z |

C) all of these

D) | -z |

13 / 20

13. If z1 and Z2 are two complex numbers then

A) all of these

B) (z1+Z2) * = z1* + Z2*

C) |z1.z2| = |z1| |z2|

D) (z1.z2)* = z1* z2*

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14. A decimal in which one or more digits repeat indefinitely in its decimal part is called

A) repeated number

B) Periodic decimal

C) Infinite set

D) Terminating decimal

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15. For a, b E R if a + b = b + a, then this property is called

A) Associative property w..r. t+

B) Closure property w. r. t +

C) commutative property w. r. t+

D) Distributive property

16 / 20

16. Π (pi) is

A) Circumference of circle/ Length of Radius

B) circumference of circle/Length of diameter

C) Length of diameter/ circumference of circle

D) Length of radius/ circumference of circle

17 / 20

17. Every Integer is also a

A) an irrational number

B) a decimal number

C) a Natural number

D) a rational number

18 / 20

18. A non-terminating and a nonrecurring decimal is

A) a rational number

B) an Irrational number

C) Periodic number

D) a sequence

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19. The numbers which cannot be written in the form of p/q, p,q belong to Z, q is not equal to 0 are:

A) Whole numbers

B) Irrational number

C) Rational number

D) Complex numbers

20 / 20

20. If n is a negative number, then √n is

A) only negative integer

B) an Irrational number

C) a pure Imaginary

D) a rational number

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1st Year Math Chapter 1 Number System MCQs With Answers

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