Here we are providing **Class 6 Math Important Objective** Chapter – 12 Ratio and Proportion because its very important for Class 6 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 6 Math Important Objective Chapter – 12 Ratio and Proportion 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 6 Math Important Objective Chapter – 12 Ratio and Proportion 80+ questions so that students practice more and more. If you want class wise Notes Then **Click Here**

## Class 6 Math Important Objective Chapter – 12 Ratio and Proportion

(a) 1

(b) 2

(c) 3

(d) 4.

**Ans-(b) **

2. The mean proportion of 9 and 16 is

(a) 16

(b) 9

(c) 12

(d) None of these

**Ans-(c) **

3. The cost of 8 almirahs is ₹ 8000. The cost of 1 almirah is

(a) ₹ 1000

(b) ₹ 2000

(c) ₹ 4000

(d) ₹ 6000.

**Ans-(a) **

4. The cost of a pen is ₹ 10. The cost of a pencil 1 is ₹ 2. How many times of the cost of a pencil is the cost of a pen?

(a) 5 times

(b) 2 times

(c) 10 times

(d) none of these.

**Ans-(a) **

5. The ratio of Rs 6 to 60 paise is

(a) 1 : 10

(b) 10 : 1

(c) 1 : 1

(d) 100 : 1

**Ans-(a) **

6. If 12, 14, 9 and x are in proportion then find the value of x.

(a) 21

(b) 9

(c) 10.5

(d) 105

**Ans-(c) **

7. The monthly salary of Hari Kishan is ₹ 80000. The monthly salary of Manish is ₹ 40000. How many times of the salary of Manish is the salary of Hari Kishan?

(a) 2 times

(b) 4 times

(c) 3 times

(d) 8 times.

**Ans-(a) **

8. What is the simplest form of the ratio 144:28?

(a) 28:4

(b) 36: 7

(c) 7:36

(d) 1:2

**Ans-(b) **

9. Find the missing number in the box in the following proportion:

__ : 5 :: 12 : 60

(a) 1

(b) 4

(c) 6

(d) 2

**Ans-(a) **

10. There are 30 boys and 20 girls in a class. The ratio of the number of girls to the number of boys is

(a) 2:3

(b) 3:2

(c) 2:5

(d) 3:5.

**Ans-(a) **

11. If 5, 30, 3 and x are in proportion then find the value of x.

(a) 24

(b) 6

(c) 18

(d) 15

**Ans-(c) **

12. There are 25 boys and 25 girls in a class. The ratio of the number of boys to the total number of students is

(a) 1:2

(b) 1 : 3

(c) 2:3

(d) 3:2.

**Ans-(a) **

13. The ratio of 10 copies to 60 copies is

(a) 1 : 6

(b) 6 : 1

(c) 4 : 5

(d) 5 : 4

**Ans-(a) **

14. Identify the ratio of 4 seconds and 1/4 minute from the following.

(a) 4:15

(b) 1:4

(c) 15:4

(d) 1:16

**Ans-(a) **

15. The height of Apala is 150 cm. The height of Pari is 120 cm. The ratio of the height of Apala to the height of Pari is

(a) 4:5

(b) 5:4

(c) 5:2

(d) 4:1.

**Ans-(b) **

16. Which of the following is a proportion?

(a) 3,27,9,9

(b) 5,11,15,44

(c) 3,5,15,25

(d) 4,3,36,18

**Ans-(c) **

17. The ratio of the number of sides of a square to the number of edges of a cube is

(a) 1 : 2

(b) 3 : 2

(c) 4 : 1

(d) 1 : 3

**Ans-(d) **

18. The cost of a car is ₹ 3,00,000. The cost of a motorbike is ₹ 50,000. The ratio of the cost of motorbike to the cost of car is

(a) 1:6

(b) 1:5

(c) 1:4

(d) 1:3.

**Ans-(a) **

19. Find the ratio of 81 to 108.

(a) it is 1:4

(b) it is 4:3

(c) it is 3:4

(d) None of these

**Ans-(c) **

20. The speed of Shubham is 6 km per hour. The speed of Yash is 2 km per hour. The ratio of the speed of Shubham to the speed of Yash is

(a) 2:3

(b) 3:1

(c) 1:3

(d) 3:2.

**Ans-(b) **

21. A picture is 60cm wide and 1.8m long. The ratio of its width to its perimeter in lowest form is

(a) 1 : 2

(b) 1 : 3

(c) 1 : 4

(d) 1 : 8

**Ans-(d) **

22. The length and width of a tape are 2 m and 28 cm. What is their ratio?

(a) 100:14

(b) 7:50

(c) 50:7

(d) 1:8

**Ans-(c) **

23. The length and breadth of a rectangular park are 50 m and 40 m respectively. Find the ratio of the length to the breadth of the park.

(a) 4:5

(b) 4:1

(c) 5:1

(d) 5:4.

**Ans-(d) **

24. If x : y : : y : z, identify the correct statement from among the following.

(a) xy = yz

(b) y2 = xz

(c) xyz = x

(d) zy = x

**Ans-(b) **

25. Neelam’s monthly income is Rs. 28000. Her monthly savings amount to Rs. 7000. The ratio of her savings to her expenditure is

(a) 1 : 3

(b) 1 : 7

(c) 2 : 5

(d) 1 : 4

**Ans-(c) **

26.The ratio 40 cm to 1 m is

(a) 2:5

(b) 3:5

(c) 4:5

(d) 5:2.

**Ans-(a) **

27. Divide 20 pens between Sheela and Sangeeta in the ratio of 3:2.

(a) Sheela = 15 pens, Sangita = 5 pens

(b) Sheela = 8 pens, Sangita = 12 pens

(c) Sheela = 12 pens, Sangita = 8 pens

(d) None of these

**Ans-(c) **

28. In a family, there are 8 males and 4 females. The ratio of the number of females to the number of males is

(a) 1:2

(b) 1:4

(c) 1:8

(d) 2:1.

**Ans-(a) **

29. The mean proportion of 4 and 16 is

(a) 5

(b) 4

(c) 8

(d) 6

**Ans-(c) **

30. The greatest ratio among the ratios 2 : 3, 4 : 5, 5 : 6 and 6 : 7 is

(a) 2 : 3

(b) 4 : 5

(c) 5 : 6

(d) 6 : 7

**Ans-(d) **

31. Which of the following ratios is equivalent to 2:3?

(a) 4:8

(b) 4:9

(c) 6:9

(d) 6:12.

**Ans-(c) **

32. In a class, there are 20 boys and 40 girls. What is the ratio of the number of boys to the number of girls?

(a) it is 2:1

(b) it is 1:3

(c) it is 3:1

(d) it is 1:2

**Ans-(d) **

33. Find two numbers whose sum is 100 and whose ratio is 9 : 16.

(a) 36 : 64

(b) 64 : 36

(c) 20 : 80

(d) 80 : 20

**Ans-(a) **

34. Which of the following ratios is not equiva-lent to 10:5?

(a) 1:2

(b) 2:1

(c) 20:10

(d) 30:15.

**Ans-(a) **

35. Length of a room is 30 m and its breadth is 20 m. Find the ratio of length of the room to the breadth of the room.

(a) it is 2:3

(b) it is 3:2

(c) it is 1:3

(d) it is 1:2

**Ans-(b) **

36. Find the ratio of number of circles and number of squares inside the following rectangle:

(a) 3:1

(b) 2:1

(c) 2:3

(d) 3:2

**Ans-(d) **

37. In a cricket coaching camp, 1200 children are trained out of which 900 are selected for various matches. What is the ratio of non-selected children to the total number of children?

(a) 300:120

(b) 4:1

(c) 1:4

(d) 120:300

**Ans-(c) **

38. There are 20 teachers in a school of 500 students. The ratio of the number of teachers to the number of students is

(a) 1:20

(d) 1:50

(c) 1:25

(d) 25:1.

**Ans-(c) **

39. There are 45 persons working in an office. If the number of females is 25 and the remaining are males, find the ratio of the number of females to number of males.

(a) it is 1:5

(b) it is 1:4

(c) it is 4:5

(d) it is 5:4

**Ans-(d) **

40. The ratio of 25 minutes to 1 hour is

(a) 7:5

(b) 5:12

(c) 12:5

(d) 5:7.

**Ans-(b) **

41. If 49, 35, x and 25 are in proportion then find the value of x.

(a) 25

(b) 15

(c) 12

(d) 35

**Ans-(d) **

42. Out of 30 students in a class, 20 like cricket and 10 like Hockey. The ratio of the number of students liking Hockey to the total number of students is

(a) 3:1

(b) 1:3

(c) 2:3

(d) 1:2.

**Ans-(b) **

43. If 8, 18, 18 are x in proportion then find the value of x.

(a) 40.5

(b) 18

(c) 405

(d) 81

**Ans-(a) **

44. The cost of 1 dozen bananas is ₹ 30. The cost of 6 oranges is ₹ 18. The ratio of the cost of a i banana to the cost of an orange is

(a) 3:2

(b) 2:3

(c) 6:5

(d) 5:6.

**Ans-(d) **

45. 6 : 4 is equivalent ratio of ______.

(a) it is 3:2

(b) it is 2:3

(c) it is 1:2

(d) None of these

**Ans-(a) **

46. The present age of Hari Kishan is 60 years. The present age of Manish is 30 years. The ratio of the age of Manish to the age of Hari Kishan 10 years ago was

(a) 2:5

(b) 5:2

(c) 2:3

(d) 3:2.

**Ans-(a) **

47. If x, 24, 30 and 16 are in proportion then find the value of x.

(a) 30

(b) 45

(c) 15

(d) None of these

**Ans-(b) **

48. 100 students appeared in annual examination. 60 students passed. The ratio of the number of students who failed to the total number of students is

(a) 5:2

(b) 2:5

(c) 2:3

(d) 3:2.

**Ans-(b) **

49. Find the mean proportion of 25:10::10:4.

(a) 25

(b) 10

(c) 4

(d) 100

**Ans-(b) **

50. ₹ 100 are divided between Sangeeta and Manish in the ratio 4:1. Find the amount Sangeeta gets.

(a) ₹ 80

(b) ₹ 20

(c) ₹ 60

(b) ₹ 50.

**Ans-(a) **

51. Fill in the box so that the three numbers,32 and 64 are in proportion.

(a) 36

(b) 18

(c) 16

(d) 15

**Ans-(c) **

52. Which of the following are in proportion?

(a) 2,3,20,30

(b) 3,4,15,18

(c) 1,3,11,22

(d) 2,5,40,80.

**Ans-(a) **

53. If the cost of 6 cans of juice is Rs 210, then what will be the cost of 4 cans of juice?

(a) Rs 140

(b) Rs 280

(c) Rs 70

(d) None of these

**Ans-(a) **

54. Which of the following is true?

(a) 15:40 :: 10:30

(b) 16:48 :: 25:75

(c) 40:60 :: 30:40

(d) 20:100 :: 30:120.

**Ans-(b) **

55. What are the extremes of the proportion 9:3::36:12?

(a) 9, 3

(b) 36, 12

(c) 3, 36

(d) 9, 12

**Ans-(d) **

56. Which of the following is false?

(a) 25 g : 30 g :: 40 kg : 48 kg

(b) 81 : 91 :: 24h : 27h

(c) 32 m : 40 m :: 6 minutes : 12 minutes

(d) 25 km : 60 km :: ₹ 10 : ₹ 24.

**Ans-(c) **

57. The first, second and the third terms of a proportion are 5,120 and 40. What is the fourth term?

(a) 89

(b) 480

(c) 960

(d) 98

**Ans-(c) **

58. Which of the following statement is not true?

(a) 4 : 7 = 5 : 9

(b) ₹ 5 : ₹ 25 = 12g : 60g

(c) 30 : 80 = 6 : 16

(d) 12 : 36 = 14 : 42.

**Ans-(a) **