## MCQ Questions for Class 7 Maths: Ch 9 Rational Numbers

1. Rewrite âˆ’44/72 in the simplest form.
(a) -18/11
(b) -11/18
(c) -11/19
(d) -11/20
â–º (c) -11/19

2. The reciprocal of â€“ 5 is ________
(a) 5
(b) -5
(c) -1/5
(d) None of these
â–º (c) -1/5

3. The product of two numbers is -20/9. If one of the numbers is 4, find the other.
(a) â€“5/9
(b) 3/11
(c) 12/39
(d) â€“9/11
â–º (a) â€“5/9

4. Write the rational number whose numerator is 4 Ã— (â€“ 7) and denominator is (3 â€“7) Ã— (15 â€“ 11).
(a) 16/28
(b) 8/13
(c) 13/8
(d) 28/16
â–º (d) 28/16

5. Which of the following pairs represent the same rational number?
(a) âˆ’7/21 and 1/3
(b) 1/3 and âˆ’1/9
(c) âˆ’5/âˆ’9 and 5/âˆ’9
(d) 8/âˆ’5 and âˆ’24/15
â–º (d) 8/âˆ’5 and âˆ’24/15

6. Which of the following is not a rational number(s)?
(a) âˆ’2/9
(b) 4/âˆ’7
(c) âˆ’3/âˆ’17
(d) âˆš2/3
â–º (d) âˆš2/3

7. The numbers ________ and ________ are their own reciprocals.
(a) -1 and 0
(b) 1 and 0
(c) 1 and -1
(d) None of these
â–º (c) 1 and -1

8. Which is the correct descending order of âˆ’2,4/âˆ’5,âˆ’11/20,3/4?
(a) 3/4 > âˆ’2 > âˆ’11/20 > 4/âˆ’5
(b) 3/4 > âˆ’11/20 > âˆ’4/5 > âˆ’2
(c) 3/4 > 4/âˆ’5 > âˆ’2 > âˆ’11/20
(d) 3/4 > 4/âˆ’5 >âˆ’11/20 > âˆ’2
â–º (b) 3/4 > âˆ’11/20 > âˆ’4/5 > âˆ’2

9. The product of two rational numbers is always a _____.
(a) integer
(b) rational number
(c) natural number
(d) whole number
â–º (b) rational number

10. Associative property is not followed in _____
(a) integers
(b) whole numbers
(c) rational numbers
(d) natural numbers
â–º (d) natural numbers

11. Which of the rational number is positive?
(a) 3/7
(b) -5/7
(c) -4/7
(d) -3/7
â–º (a) 3/7

12. What is the result of 2 âˆ’ 11/39 + 5/26?
(a) 149/39
(b) 149/78
(c) 149/76
(d) 149/98
â–º (b) 149/78

13. ____ is the identity for the addition of rational numbers.
(a) 0
(b) 1
(c) -1
(d) None of these
â–º (a) 0

14. The rational number 9/1 in integer is _____.
(a) 0
(b) 9
(c) -9
(d) 1
â–º (b) 9

15. Reduce  âˆ’ 63/99  to the standard form.
(a) 11/7
(b) -7/11
(c) â€‹7/11
(d) None of these
â–º (b) -7/11

16. If âˆ’4/7 = âˆ’32/x, what is the value of x?
(a) 56
(b) âˆ’56
(c) â€‹46
(d) âˆ’46
â–º (a) 56

17. What number should be added to (7/12) to get (4/15) ?
(a) -19/60
(b) -19
(c) 1/2
(d) None of these
â–º (a) -19/60

18. What is the average of the two middle rational numbers if 4/7,1/3,2/5 and 5/9 are arranged in ascending order?
(a) 80/90
(b) 86/45
(c) 43/45
(d) 43/90
â–º (d) 43/90
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