Here we are providing Class 7 Math Important Objective Chapter – 09 Rational Numbers because its very important for Class 7 students as we all know that every board exam question has MCQs so that students should practice these questions so that students can get good marks in board. Class 7 Math Important Objective Chapter – 09 Rational Numbers is an extremely important and its also a year in which students learn the fundamentals of concepts that help them lay a solid foundation for their higher education. Here we are providing in Class 7 Math Important Objective Chapter – 09 Rational Numbers 50+ questions so that students practice more and more. If you want class wise Notes Then Click Here
Class 7 Math Important Objective Chapter – 09 Rational Numbers
1. If 4/3 = x/12 then x = ………….
(a) 3
(b) 16
(c) 19
(d) 12
Ans-(b)
2. Rewrite −44/72 in the simplest form.
(a) -18/11
(b) -11/18
(c) -11/19
(d) -11/20
Ans-(c)
3. The rational number −21/28 in standard form is ……………
(a) −3/4
(b) 3/4
(c) 3/7
(d) −3/7
Ans-(a)
4. The numerator of the rational number 3/5 is
(a) 3
(b) 5
(c) 2
(d) 8
Ans-(a)
5. Which of the following rational numbers is not to equivalent to 3/5?
(a) 6/10
(b) −3/−5
(c) 9/15
(d) 12/24
Ans-(d)
6. The reciprocal of – 5 is ________
(a) 5
(b) -5
(c) -1/5
(d) None of these
Ans-(c)
7. The sum of 5/4 + (−25)/4 = …………………
(a) -5
(b) 5
(c) 4
(d) -4
Ans-(a)
8. The numerator of the rational number 1/100 is
(a) 100
(b) 1
(c) 10
(d) 99
Ans-(b)
9. The product of two numbers is -20/9. If one of the numbers is 4, find the other.
(a) –5/9
(b) 3/11
(c) 12/39
(d) –9/11
Ans-(a)
10. Which of the following cannot be a rational number?
(a) 0/5
(b) 0/−5
(c) 5/0
(d) -1
Ans-(c)
11. The denominator of the rational number 4/7 is
(a) 7
(b) 4
(c) 3
(d) 11
Ans-(a)
12. Write the rational number whose numerator is 4 × (– 7) and denominator is (3 –7) × (15 – 11).
(a) 16/28
(b) 8/13
(c) 13/8
(d) 28/16
Ans-(d)
13. The denominator of the rational number 7/13 is
(a) 13
(b) 7
(c) 6
(d) 91
Ans-(a)
14. The reciprocal of a negative rational number is
(a) always positive
(b) always negative
(c) always 1
(d) always 0.
Ans-(b)
15. Which of the following pairs represent the same rational number?
(a) −7/21 and 1/3
(b) 1/3 and −1/9
(c) −5/−9 and 5/−9
(d) 8/−5 and −24/15
Ans-(d)
16. The numerator of the rational number −3/4 is
(a) -3
(b) 3
(c) 4
(d) -4
Ans-(a)
17. If p/q and r/s are equivalent fraction, then we have
(a) p + s = q + r
(b) p ÷ s = q ÷ s
(c) pq = rs
(d) ps = rq
Ans-(d)
18. Which of the following is not a rational number(s)?
(a) −2/9
(b) 4/−7
(c) −3/−17
(d) √2/3
Ans-(d)
19. The numerator of the rational number −2/9 is
(a) -2
(b) 2
(c) -9
(d) 9
Ans-(a)
20. A rational number is a number that can be put in the form p/q, where p and q are:
(a) natural numbers and q ≠ 0
(b) whole numbers and q ≠ 0
(c) non-negative integers and q ≠ 0
(d) integers and q ≠ 0
Ans-(d)
21. The numbers ________ and ________ are their own reciprocals.
(a) -1 and 0
(b) 1 and 0
(c) 1 and -1
(d) None of these
Ans-(c)
22. The denominator of the rational number 5/−3 is
(a) 5
(b) -3
(c) 3
(d) 8
Ans-(b)
23. A fraction is a rational number, and a rational number:
(a) can never be a fraction.
(b) may or may not be a fraction.
(c) is also a fraction.
(d) can always be reduced to a fraction.
Ans-(b)
24. Which is the correct descending order of −2,4/−5,−11/20,3/4?
(a) 3/4 > −2 > −11/20 > 4/−5
(b) 3/4 > −11/20 > −4/5 > −2
(c) 3/4 > 4/−5 > −2 > −11/20
(d) 3/4 > 4/−5 >−11/20 > −2
Ans-(b)
25. The numbers used for counting objects are called :
(a) Natural numbers
(b) Whole numbers
(c) Integers
(d) None of these
Ans-(a)
26. The denominator of the rational number 3/−7 is
(a) 7
(b) -7
(c) 3
(d) -3
Ans-(b)
27. Reduce to standard form −36/24
(a) 6/4
(b) −3/2
(c) 4/6
(d) none of these
Ans-(b)
28. The product of two rational numbers is always a _____.
(a) integer
(b) rational number
(c) natural number
(d) whole number
Ans-(b)
29. The numerator of the rational number −2/−5 is
(a) 2
(b) -2
(c) 5
(d) -5
Ans-(b)
30. Fractions are in the form of:
(a) numerator/0
(b) numerator/denominator
(c) denominator/numerator
(d) None of these
Ans-(b)
31. Associative property is not followed in _____
(a) integers
(b) whole numbers
(c) rational numbers
(d) natural numbers
Ans-(d)
32. the numerator of the rational number −5/−3 is
(a) -5
(b) 5
(c) -3
(d) 3
Ans-(a)
33. Which of the rational number is positive?
(a) 3/7
(b) -5/7
(c) -4/7
(d) -3/7
Ans-(a)
34. The denominator of the rational number −2/−9 is
(a) -2
(b) 2
(c) 9
(d) -9
Ans-(d)
35. What is the result of 2 − 11/39 + 5/26?
(a) 149/39
(b) 149/78
(c) 149/76
(d) 149/98
Ans-(b)
36. Rational number between -2 and -1.
(a) 3/2
(b) 3
(c) −3/2
(d) none of these
Ans-(c)
37. The denominator of the rational number −6/−5 is
(a) 6
(b) -6
(c) 5
(d) -5
Ans-(d)
38. Write correct symbol −5/7 ▢ 2/3
(a) < (b) >
(c) =
(d) none of these
Ans-(a)
39. ____ is the identity for the addition of rational numbers.
(a) 0
(b) 1
(c) -1
(d) None of these
Ans-(a)
40. The numerator of the rational number 0 is
(a) 0
(b) 1
(c) 2
(d) 3
Ans-(a)
41. Additive inverse of 4/7 is :
(a) −4/7
(b) −4/−7
(c) 7/4
(d) none of these
Ans-(a)
42. The rational number 9/1 in integer is _____.
(a) 0
(b) 9
(c) -9
(d) 1
Ans-(b)
43. The denominator of the rational number 0 is
(a) 0
(b) 1
(c) -1
(d) any non-zero integer
Ans-(d)
44. Reduce − 63/99 to the standard form.
(a) 11/7
(b) -7/11
(c) 7/11
(d) None of these
Ans-(b)
45. The numerator of a rational number 8 is
(a) 2
(b) 4
(c) 6
(d) 8
Ans-(d)
46. If −4/7 = −32/x, what is the value of x?
(a) 56
(b) −56
(c) 46
(d) −46
Ans-(a)
47. The denominator of the rational number 8 is
(a) 8
(b) 2
(c) 4
(d) 1
Ans-(d)
48. What number should be added to (7/12) to get (4/15) ?
(a) -19/60
(b) -19
(c) 1/2
(d) None of these
Ans-(a)
49. The numerator of the rational number – 9 is
(a) -9
(b) 9
(c) 1
(d) -1
Ans-(a)
50. 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
Ans-(d)
51. If 3/4 = ?/12, then ? =
(a) 3
(b) 6
(c) 9
(d) 12
Ans-(c)
