Questions and Solutions for NCERT Class 6 Mathematics Chapter 12 – Ratio and Proportion – Exercise 12.2

Questions and Solutions for NCERT Class 6 Mathematics Chapter 12 – Ratio and Proportion – Exercise 12.2

1. Determine if the following are in proportion.
(a) 15, 45, 40, 120 (b) 33, 121, 9,96 (c) 24, 28, 36, 48
(d) 32, 48, 70, 210 (e) 4, 6, 8, 12 (f) 33, 44, 75, 100

2. Write True ( T ) or False ( F ) against each of the following statements :
(a) 16 : 24 :: 20 : 30 (b) 21: 6 :: 35 : 10 (c) 12 : 18 :: 28 : 12
(d) 8 : 9 :: 24 : 27 (e) 5.2 : 3.9 :: 3 : 4 (f) 0.9 : 0.36 :: 10 : 4

3. Are the following statements true?
(a) 40 persons : 200 persons = Rs 15 : Rs 75
(b) 7.5 litres : 15 litres = 5 kg : 10 kg
(c) 99 kg : 45 kg = Rs 44 : Rs 20
(d) 32 m : 64 m = 6 sec : 12 sec
(e) 45 km : 60 km = 12 hours : 15 hours

4. Determine if the following ratios form a proportion. Also, write the middle terms and extreme terms where the ratios form a proportion.
(a) 25 cm : 1 m and Rs 40 : Rs 160 (b)39 litres : 65 litres and 6 bottles : 10 bottles
(c) 2 kg : 80 kg and 25 g : 625 g (d) 200 ml : 2.5 litre and Rs 4 : Rs 50

You can find the solutions for Class 6 Mathematics previous exercises from here

• Ratio and Proportion – Exercise 12.1
• Algebra – Exercise 11.5
• Chapter 11 – Algebra – Exercise 11.4
• Algebra – Exercise 11.3
• Chapter 11 – Algebra – Exercise 11.2
• Algebra – Exercise 11.1
• Chapter 10 – Mensuration – Exercise 10.3
• Mensuration – Exercise 10.2
• Chapter 10 – Mensuration – Exercise 10.1
• Data Handling – Exercise 9.4
• Chapter 9 – Data Handling – Exercise 9.3
• Data Handling – Exercise 9.2
• Chapter 9 – Data Handling – Exercise 9.1
• Chapter 8 – Decimals – Exercise – 8.6
• Decimals – Exercise – 8.5
• Chapter 8 – Decimals – Exercise – 8.4
• Decimals – Exercise – 8.3
• Chapter 8 – Decimals – Exercise – 8.2
• Decimals – Exercise – 8.1
• Fractions – Exercise – 7.6
• Chapter 7 – Fractions – Exercise – 7.5
• Fractions – Exercise – 7.4
• Chapter 7 – Fractions – Exercise – 7.3
• Fractions – Exercise – 7.2
• Chapter 7 – Fractions – Exercise – 7.1
• Integers – Exercise – 6.3
• Chapter 6 – Integers – Exercise 6.2
• Integers – Exercise 6.1
• Understanding Elementary Shapes – Exercise 5.9
• Chapter 5 – Understanding Elementary Shapes – Exercise 5.8
• Understanding Elementary Shapes – Exercise 5.7
• Chapter 5 – Understanding Elementary Shapes – Exercise 5.6
• Understanding Elementary Shapes – Exercise 5.5
• Chapter 5 – Understanding Elementary Shapes – Exercise 5.4
• Understanding Elementary Shapes – Exercise 5.3
• Chapter 5 – Understanding Elementary Shapes – Exercise 5.2
• Understanding Elementary Shapes – Exercise 5.1
• Chapter Basic Geometrical Ideas – Exercise 4.6 Solutions
• Basic Geometrical Ideas – Exercise 4.5 Solutions
• Chapter 4 Basic Geometrical Ideas – Exercise 4.4 Solutions
• Basic Geometrical Ideas – Exercise 4.3 Solutions
• Chapter 4 Basic Geometrical Ideas – Exercise 4.2 Solutions
• Basic Geometrical Ideas – Exercise 4.1 Solutions
• Playing with Numbers – Exercise 3.7 Solutions
• Chapter 3 Playing with Numbers – Exercise 3.6 Solutions
• Playing with Numbers – Exercise 3.5 Solutions
• Chapter 3 Playing with Numbers – Exercise 3.4 Solutions
• Playing with Numbers – Exercise 3.3 Solutions
• Chapter 3 Playing with Numbers – Exercise 3.2 Solutions
• Playing with Numbers – Exercise 3.1 Solutions
• Whole Numbers – Exercise 2.3 Solutions
• Chapter 2 Whole Numbers – Exercise 2.2 Solutions
• Whole Numbers – Exercise 2.1 Solutions
• Knowing Our Numbers Solutions Exercise 1.3 Solutions
• Chapter 1 Knowing Our Numbers Solutions Exercise 1.2 Solutions
• Knowing Our Numbers Solutions Exercise 1.1 Solutions

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