Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev

Class 8 Mathematics by Full Circle

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Class 8 : Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev

The document Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev is a part of the Class 8 Course Class 8 Mathematics by Full Circle.
All you need of Class 8 at this link: Class 8

1. What should be added to -3/4 to get ‘–1’?

(i) 1/4
(ii) Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev
(iii) 1
(iv) Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev

2. What should be subtracted from -3/4 to get ‘–1’?

(i) 1/4
(ii) Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev
(iii) 1

(iv) Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev

3. Which of the following is the identity element? 

(i) 1
(ii) –1
(iii) 0
(iv) none of these.

4. Which of the following is the multiplicative identity for rational numbers? 

(i) 1
(ii) –1
(iii) 0
(iv) none of these.

5. Which of the following is neither positive nor a negative rational number?
(i) 1
(ii) 0
(iii) Such a rational number does not-exist
(iv) none of the above.

6. Which of the following rational numbers lies between 0 and –1? 

(i) 0
(ii) –1
(iii) Multiple Choice Questions- Rational Numbers Class 8 Notes | EduRev
(iv) 2/3

7. Which of the following is the reciprocal of ‘p’?

(i) – p
(ii) p
(iii) 1/p
(iv) -1/p

8. Which of the following is the product of 7/8 and -2/21 ?

(i) -1/12
(ii) 1/12
(iii) -16/63
(iv) -147/16

9. Which of the following is the product of (-7/8) and 2/21 ?

(i) –12
(ii) 12
(iii) -63/16
(iv) -16/147

10. Which of the following is the reciprocal of the reciprocal of a rational number?

(i) –1
(ii) 1
(iii) 0
(iv) The rational number itself.

ANSWERS:

1. (ii)
2. (i)
3. (iii)
4. (i)
5. (ii)
6. (iii)
7. (iii)
8. (i)
9. (i)
10. (iv)

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