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Rational Numbers, Chapter 9 Class 7 Maths MCQs

1. Associative property is not followed in _____

a. whole numbers

b. natural numbers

c. rational numbers

d. integers
 
 
 
 

Question 1 of 15

2. ____ is the identity for the addition of rational numbers.

a. -1

b. 1

c. The number itself

d. 0
 
 
 
 

Question 2 of 15

3. ____ is the multiplicative identity for rational numbers.

a. 1

b. Reciprocal of the rational number

c. 0

d. -1
 
 
 
 

Question 3 of 15

4. Zero has ________ reciprocal.

a. 3

b. no

c. 1

d. 2
 
 
 
 

Question 4 of 15

5. The numbers ________ and ________ are their own reciprocals.

a. 1 and -1

b. 1 and 0

c. -1 and 0

d. All of these
 
 
 
 

Question 5 of 15

6. The reciprocal of – 5 is ________.

a. b. -5

c. 1

d. 5
 
 
 
 

Question 6 of 15

7. Reciprocal of , where x ≠ 0 is ________.

a. 0

b. 1

c. -x

d. x
 
 
 
 

Question 7 of 15

8. Which of the rational number is positive? a. b. c. d.
 
 
 
 

Question 8 of 15

9. Sum of two rational numbers is –8, one number is , find other.

a. b. c. d.
 
 
 
 

Question 9 of 15

10. Simplify: a. -1

b. 1

c. 0

d.
 
 
 
 

Question 10 of 15

11. The additive inverse of is

a. 1

b. c. 0

d.
 
 
 
 

Question 11 of 15

12. Which among the following is a rational number equivalent to ?

a. b. c. d.
 
 
 
 

Question 12 of 15

13. The sum of the rational numbers is

a. 13

b. 16

c. 12

d.
 
 
 
 

Question 13 of 15

14. What number should be added to ?

a. b. c. d. -19
 
 
 
 

Question 14 of 15

15. Rewrite in the simplest form.

a. b. c. d.
 
 
 
 

Question 15 of 15