Class 10 Maths Chapter 1 Real Numbers MCQs Level 1

1. The decimal expansion of 22/7 is

• (a) Terminating

• (b) Non-terminating and repeating

• (c) Non-terminating and Non-repeating

• (d) None of the above

2. For some integer n, the odd integer is represented in the form of:

• a) n

• (b) n + 1

• (c) 2n + 1

• (d) 2n

3. HCF of 26 and 91 is:

• (a) 15

• (b) 13

• (c) 19

• (d) 11

4. Which of the following is not irrational?

• (a) (3 + √7)

• (b) (3 – √7)

• (c) (3 + √7) (3 – √7)

• (d) 3√7

Euclid Division Lemma is used to find

• HCF

• LCM

• Both HCF and LCM

22/7 is

• Rational number

• Irrational numbers

5-2√3

• Rational

• Irrational

• Neither

All irrational numbers are

• Natural

• Whole

• Integer

• Real

The multiplication of two irrational numbers is:

• (a) irrational number

• (b) rational number

• (c) Maybe rational or irrational

• (d) None

If set A = {1, 2, 3, 4, 5,…} is given, then it represents:

• (a) Whole numbers

• (b) Rational Numbers

• (c) Natural numbers

• (d) Complex numbers