Ratio And Proportion, Chapter 12 Class 6 Maths MCQs

1. The ratio of 90 cm to 1.5 m is………..

(a) 3 : 5

(b) 5 : 3

(c) 60 : 1

(d) 4 : 3

Question 1 of 20

2. 6 : 4 is equivalent ratio of …………..

(a) 2 : 3

(b) 3 : 2

(c) 1 : 2

(d) 1 : 4

Question 2 of 20

3. Find the ratio of 81 to 108 ?

(a) 3 : 4

(b) 5 : 9

(c) 4 : 3

(d) 9 : 20

Question 3 of 20

4. Fill in the blank :- 15 /18 = __/6

(a) 5

(b) 4

(c) 3

(d) 7

Question 4 of 20

5. Find the value of x in 4 : 3 = x : 12 ?

(a) 4

(b) 12

(c) 16

(d) 3

Question 5 of 20

6. In proportion first and the last terms are called ______________________ .

(a) Mean terms

(b) Extreme terms

(c) Middle terms

(d) None of these

Question 6 of 20

7. The ratio is said to be in simplest form if common factor is _____________.

(a) 1

(b) 0

(c) -1

(d) None of these

Question 7 of 20

8. Three terms a , b , c are said to be in proportion if ______________ .

(a) a : b = b : c

(b) a : b = c : b

(c) b : a = c : a

(d) c : a = a : b

Question 8 of 20

9. Four terms a , b , c , d are said to be in proportion if ___________________ .

(a) a : b = c : d

(b) a : c = d : b

(c) a : d = b : c

(d) None of these

Question 9 of 20

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

(a) Rs 120

(b) Rs 140

(c) Rs 100

(d) Rs 80

Question 10 of 20

11. Fill in the blank :- 32 m : 64 m = 6 sec : ______

(a) 13 sec

(b) 12 sec

(c) 8 sec

(d) 24 sec

Question 11 of 20

12. Which of the following is correct :-

(a) 3 : 4 = 15 : 25

(b) 12 : 24 = 6 : 12

(c) 7 : 3 = 14 : 3

(d) 5 : 10 = 9 : 20

Question 12 of 20

13. The ratio of 15 Kg to 75 Kg is………..

(a) 1 : 5

(b) 5 : 1

(c) 3 : 5

(d) 15 : 3

Question 13 of 20

14. 7 : 42 is equivalent ratio of …………..

(a) 7 : 6

(b) 6 : 1

(c) 1 : 6

(d) 6 : 7

Question 14 of 20

15. Two quantities can be compared only if they are in the same _____________.

(a) Ratio

(b) Units

(c) Proportion

(d) None of these

Question 15 of 20

16. The ratio is said to be not in simplest form if common factor is …………

(a) 1

(b) Other than 1

(c) -1

(d) None of these

Question 16 of 20

17. Fill in the blank:- 30 , 40 , …………. , and 60 are in proportion

(a) 15

(b) 45

(c) 35

(d) 10

Question 17 of 20

18. The cost of 105 envelopes is Rs 35. How many envelopes can be purchased for Rs 10 ?

(b) 12

(b) 40

(c) 30

(d) 50

Question 18 of 20

19. Fill in the blank :- 36 m : 72 m = 6 sec : __________

(b) 13 min

(b) 24 sec

(c) 8 min

(d) 12 sec

Question 19 of 20

20. Which of the following is correct :-

(a) 3 : 4 = 15 : 25

(b) 16 : 32 = 10 : 20

(c) 7 : 3 = 14 : 3

(d) 5 : 15 = 9 : 20

Question 20 of 20