CBSE Class 6 Mathematics Ratio and Proportion MCQs

Question: A ratio equivalent to 5:7 is

a) 20:28

b) 25:49

c) 15:14

d) 10:21

Answer: 20:28

Question: The ratio 384:480 in the simplest form is

a) 4:5

b) 5:4

c) 3:5

d) 2:5

Answer: 4:5

Question: The ratio of 20 minutes to 1 hour is

a) 1:3

b) 20:1

c) 1:4

d) 2:5

Answer: 1:3

Question: The ratio of 150g to 2kg is

a) 3:40

b) 3:200

c) 40:3

d) 75:1

Answer: 3:40

Question: In a class of 40 students, 25 students play cricket and the remaining play tennis. The ratio of number of students plays cricket to the number of students playing tennis is

a) 5:3

b) 3:5

c) 5:8

d) 8:5

Answer: 5:3

Question: Two numbers are in the ration 3:5. If the sum of numbers is 144, then the smaller number is

a) 54

b) 72

c) 90

d) 48

Answer: 54

Question: The ratio of number of girls to the number of boys In a class is 5:4. If there are 25 girls in the class, then the number of boys in the class is

a) 20

b) 30

c) 15

d) 40

Answer: 20

Question: The ratio of the number of sides of a square and the number of edges of a cube is

a) 2:3

b) 1:4

c) 1:3

d) 1:2

Answer: 2:3

Question: In shelf, the books with green cover and that with brown cover are in the ratio 2:3. If there are 18 books with green cover, then the no. of books with brown cover is

a) 27

b) 36

c) 24

d) 12

Answer: 27

Question: In a box, the ration of the number of red marbles of that of blue marbles is 4:7. Which of the following could be the total number of marbles in the box?

a) 22

b) 28

c) 21

d) 14

Answer: 22

Question: If a,b,c and d are in proportion then

a) none

b) ab=cd

c) ac=bd

d) ad=bc

Answer: none

Question: If the weight of 5 bags of rice is 272kg, then the weight of 1bag of rice is.

a) 54.4kg

b) 54.004kg

c) 54.05kg

d) 50.4kg

Answer: 54.4kg

Question: Fill in the blank :- 35 /45 = ___/9

a) 7

b) 3

c) 4

d) 5

Answer: 7

Question: Find the ratio of 25 to 125 ?

a) 1:5

b) 5:1

c) 5:15

d) 10:25

Answer: 1:5

Question: 36 : 84 is equivalent ratio of __________

a) 3:7

b) 7:3

c) 6:7

d) 12:7

Answer: 3:7

Question: The ratio of 20 cm to 2 m is _________

a) 1:10

b) 25:20

c) 20:5

d) 4:5

Answer: 1:10

Question: Fill in the blank :- 22/___ = 2 / 3

a) 33

b) 11

c) 22

d) 3

Answer: 33

Question: Find the ratio of 55 paise to Re 1 ?

a) 11:20

b) 11:25

c) 5:1

d) 25:4

Answer: 11:20

Question: 60 : 120 is equivalent ratio of ________

a) 1:2

b) 2:1

c) 2:3

d) 3:2

Answer: 1:2

Question: The ratio of 98 to 63 is _______

a) 5:14

b) 14:5

c) 9:14

d) 14:9

Answer: 5:14

Question: Which of the following is correct :-

a) 3 : 5 = 15 : 25

b) 26 : 32 = 10 : 20

c) 7 : 3 = 12 : 3

d) 5 : 15 = 8 : 20

Answer: 3 : 5 = 15 : 25

Question: Fill in the blank :- 12 : 108 = 1 : ______

a) 9

b) 1

c) 8

d) 12

Answer: 9

Question: If 7 pencils costs Rs.35, the cost of one dozens is

a) Rs.60

b) Rs.70

c) Rs.30

d) Rs.5

Answer: Rs.60

Question: 90cm : 1.5m

a) 3:5

b) 3:2

c) 2:3

d) 5:3

Answer: 3:5

Question: When two ratios are equal, they are said to be in

a) proportion

b) equivalent

c) Both

d) None of these

Answer: proportion

Question: You scored 80 marks, total marks were 300. Ration of marks scored to total marks

a) 4:15

b) none of these

c) 4:16

d) 4:14

Answer: 4:15

Question: 14/21 = ?/3

a) 2

b) 7

c) 8

d) 9

Answer: 2

Question: 15/18 =10/?

a) 12

b) 11

c) 10

d) none of these

Answer: 12

Question: A laboures earns Rs.1200 a month and spends Rs.800. Find the ratio of his expenditures to income

a) 2:3

b) 3:2

c) 3:4

d) none of these

Answer: 2:3

Question: Present age of father is 42 years and that of his son is 14 years. Find the ratio of: Present age of father to the present age of son

a) 3:1

b) none of these

c) 1:3

d) Both

Answer: 3:1

Question: Age of father after 10 years to the age of son after 10 years

a) 13:6

b) 6:13

c) Both

d) None of these

Answer: 13:6

Question: Age of father to the age of son when son was 12 years old

a) 10:3

b) 10:4

c) 3:1

d) None of these

Answer: 10:3

Question: Age of father to the age of son when father was 30 years old

a) 15:2

b) 1:9

c) 9:1

d) 10:1

Answer: 15:2

Question: On dividing Rs.300 among Ravi and Insha in the ratio 2:3, Ravi’s share is

a) Rs. 120

b) Rs. 130

c) Rs. 100

d) 110 Rs.

Answer: Rs. 120

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

a) 12 , 8

b) 11 , 9

c) 10 , 10

d) 14 , 6

Answer: 12 , 8

Question: Fill in the blank:- 25 , 30 , ______ and 48 are in proportion

a) 40

b) 15

c) 35

d) 42

Answer: 40

Question: Fill in the blank :- 36 /______ = 72/6

a) 3

b) 12

c) 6

d) 8

Answer: 3

Question: Find the ratio of 500 ml to 2 lt ?

a) 1:4

b) 4:3

c) 3:4

d) 4:1

Answer: 1:4

Question: 30 : 45 is equivalent ratio of ..............

a) 2:3

b) 15:3

c) 3:15

d) 3:2

Answer: 2:3

Question: The ratio of 20 Km to 100 Km is ___________

a) 1:5

b) 5:1

c) 3:5

d) 5:3

Answer: 1:5

Question: Which of the following is correct :-

a) 16 : 32 = 10 : 20

b) 3 : 4 = 15 : 25

c) 7 : 3 = 14 : 3

d) 5 : 15 = 9 : 20

Answer: 16 : 32 = 10 : 20

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

a) 12 sec

b) 8 min

c) 24 sec

d) 13 min

Answer: 12 sec

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

a) 30

b) 40

c) 50

d) 12

Answer: 30

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

a) 45

b) 15

c) 35

d) 10

Answer: 45

Question: In Proportion the Symbol - is used for ____________ .

a) Two equate the two ratios

b) Two show smaller ratio

c) To show greater ratio

d) None of the options.

Answer: Two equate the two ratios

Question: The ratio is said to be not in simplest form if common factor is ............

a) Other than 1

b) 1

c) -1

d) None of the options

Answer: Other than 1

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

a) Units

b) None of the options

c) Proportion

d) Ratio

Answer: Units

Question: Find the value of x in 3 : 4 = x : 16?

a) 12

b) 3

c) 16

d) 4

Answer: 12

Question: Fill in the blank :- 35 /42 = ___/6

a) 5

b) 4

c) 3

d) 7

Answer: 5

Question: Find the ratio of 33 Km to 121 Km ?

a) 3:11

b) 11:3

c) 3:7

d) 7:3

Answer: 3:11

Question: 7 : 42 is equivalent ratio of ..............

a) 1:6

b) 6:1

c) 7:6

d) 6:7

Answer: 1:6

Question: The ratio of 15 Kg to 75 Kg is...........

a) 1:5

b) 5:1

c) 3:5

d) 15:3

Answer: 1:5

Question: Which of the following is correct :-

a) 12 : 24 = 6 : 12

b) 3 : 4 = 15 : 25

c) 7 : 3 = 14 : 3

d) 5 : 10 = 9 : 20

Answer: 12 : 24 = 6 : 12

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

a) 12 sec

b) 13 sec

c) 8 sec

d) 24sec

Answer: 12 sec

Question: If the cost of 6 cans of juice is Rs 210, then what is the cost of 4 cans of juice is ?

a) Rs 140

b) Rs 120

c) Rs 100

d) Rs 80

Answer: Rs 140

Question: 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 the options

Answer: a : b = c : d

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

a) a : b = b : c

b) b : a = c : a

c) a : b = c : b

d) c : a = a : b

Answer: a : b = b : c

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

a) 1

b) 0

c) -1

d) None of the options

Answer: 1

Question: In proportion first and the last terms are called ______________________ .

a) Extreme terms

b) Middle terms

c) None of the options

d) Mean terms

Answer: Extreme terms

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

a) 16

b) 3

c) 12

d) 4

Answer: 16

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

a) 5

b) 4

c) 3

d) 7

Answer: 5

Question: Find the ratio of 81 to 108 ?

a) 3:4

b) 5:9

c) 4:3

d) 9:20

Answer: 3:4

Question: 6 : 4 is equivalent ratio of ..............

a) 3:2

b) 2:3

c) 1:2

d) 1:4

Answer: 3:2

Question: The ratio of 90 cm to 1.5 m is...........

a) 3:5

b) 5:3

c) 60:1

d) 4:3

Answer: 3:5