# Rational Numbers MCQ Questions for Class 8 Maths Chapter 1 with Answers

We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 8 Maths book Chapter 1 Rational Numbers with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam taking the help of the Class 8 Maths Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Rational Numbers. Each Questions has four options followed by the right answer. Download the Maths Quiz Questions with Answers for Class 8 free Pdf and prepare to exam and help students understand the concept very well.

## Q1. Which of the following statements is false ?

(i) Natural numbers are closed under subtraction
(ii) Whole numbers are not closed under subtraction
(iii) Integers are closed under subtraction
(iv) Rational numbers are closed under subtraction.

(i) Natural numbers are closed under subtraction

(i) p/q
(ii) pq
(iii) p+q
(iv) p-q

(i) p/q

## Q3. Which of the following statements is true?

(i) Natural numbers are closed under division.
(ii) Whole numbers are not closed under division.
(iii) Integers are closed under division.
(iv) Rational numbers are closed under division.

(iii) Integers are closed under division

## Q4. Which of the following statements is true?

(i) Every fraction is a rational number.
(ii) Every rational number is a fraction.
(iii) Every integer is a rational number.
(iv) Both (i) and (iii).

(iv) Both (i) and (iii).

## Q5. Find the reciprocal of -2.

(i) 2
(ii) -2
(iii) -1/2
(iv) None of these

c) -1/2

## Q6. 0 is not

(i) a natural number
(ii) a whole number
(iii) an integer
(iv) a rational number.

(i) a natural number

(i) ½
(ii) 3/10
(iii) ⅗
(iv) ⅖

(ii) 3/10

## Q8. The additive identity for rational numbers is

(i) 1
(ii) -1
(iii) 0
(iv) None of these

(iii) 0

## Q9. Which of the following is the reciprocal of the reciprocal of a rational number?

(i) -1
(ii) 1
(iii) 0
(iv) The number itself

(iv) The number itself

(i) 3/2
(ii) -3/2
(iii) 1/2
(iv) -1/2

(ii) -3/2

## Q11. a + b = b + a is called

(iv) none of these.

(i) ¾
(ii) 3/2
(iii) ⅔
(iv) 1

(i) ¾

## Q13. Which of the following is the Multiplicative identity for rational numbers?

(i) 1
(ii) -1
(iii) 0
(iv) None of these

(i) 1

(i) 0
(ii) 1
(iii) 2/3
(iv) -2/3

(iii) 2/3

## Q15. (a + b) + c = a + (b + c) is called

(i) commutative law for multiplication
id) associative law for multiplication.

## Q16. The associative property is applicable to:

(ii) Multiplication and division
(iv) Subtraction and Division

## Q17. A number which can be written in the form, p/q where p and q are integers and _ is called a rational number.

(i) q = 0
(ii) q ≠ 0
(iii) q = 1
(iv) none of these

(ii) q ≠ 0

## Q18. a(b + c) = ab + ac is called

(i) commutative law
(ii) associative law
(iii) distributive law
(iv) none of these.

(iii) distributive law

(i) 0
(ii) 1
(iii) 2
(iv) -1

(i) 0

(i) 13
(ii) -13
(iii) -1/13
(iv) 12

(iii) -1/13

## Q21. The multiplicative inverse of 1/2 is

(i) 1
(ii) -1
(iii) 2
(iv) 0

(iii) 2

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