11. The reciprocal of 1 is

- 1
- -1
- Not defined

12. The reciprocal of -1 is

- 1
- -1
- Not defined

13. The reciprocal of a negative rational number

- is a positive rational number
- is a negative rational number
- can be either a positive or a negative rational number
- does not exist

14. The sum of -3/2 and 1/2 is

- -1
- -2
- 4
- 3

15. The value of (-4/3) - (-1/3) is

- -2
- -3
- 2
- -1

16. There are ........... number of rational numbers between two rational numbers

- Zero
- Unlimited
- 1
- 2

17. What number is equivlant to -2/3

- 2/3
- -3/6
- -4/-6
- -4/6

18. Which of the following rational numbers is equivalent to 2/3?

- 3/2
- 4/9
- 4/6
- 9/4

19. Which of the following is neither appositive nor a negative rational number?

- 1
- Such a rational number doesnt exist
- Zero

20. Which of the following is not true?

- rational number are closed under addition
- rational number are closed under subtraction
- rational number are closed under multiplication
- rational number are closed under division

MCQ Multiple Choice Questions and Answers on Rational numbers

Rational numbers Question and Answer