Class 9 Maths Ganita Manjari Part II Solutions
Chapter-wise study guides for Chapters 9–14, based on the NCERT first edition of August 2026.
Part II chapters
Choose a chapter below. All six guides follow the textbook exercise order and include worked solutions, diagrams and clearly labelled sample activities.
| Ch. | Textbook title | Solutions |
|---|---|---|
| 9 | Propositions and their Converses | Read Chapter 9 solutions |
| 10 | How Quantities Combine: Understanding Data | Read Chapter 10 solutions |
| 11 | The World of Algorithms | Read Chapter 11 solutions |
| 12 | Quadrilaterals | Read Chapter 12 solutions |
| 13 | Two Variables, One Line | Read Chapter 13 solutions |
| 14 | Math of Space: Surface Area and Volume | Read Chapter 14 solutions |
How to use the solutions
Attempt each question first, then compare your reasoning with the worked solution. Follow the exercise numbers in your textbook. Equations use selectable mathematical typesetting, and diagrams include labels and explanations. Responses to open activities are identified as examples.
Textbook edition
Ganita Manjari, Mathematics Textbook for Grade 9, Part II. NCERT first edition: August 2026. ISBN 978-93-5729-236-8. The six chapters cover logical propositions, data, algorithms, quadrilaterals, pairs of linear equations, and surface area and volume.