Specifications
- Author
- R.S. Aggarwal
- Publisher
- S. Chand Publishing
- Edition
- Latest revised edition
- Language
- English · Hindi
- Subject
- Quantitative Aptitude
- Difficulty
- Intermediate
- Rating
- 4.5 / 5
- Updated
- 2026-09-30
Who it is for
Building method in percentage, profit and loss, time and work, and the other arithmetic chapters that carry the paper.
Buy it if
You need worked examples to understand a method before you can practise it.
Avoid it if
Your weakness is speed rather than concept - a mock series will serve you better.
How to use it
Read a chapter, solve only the exercise questions you got wrong the first time, and revisit them before every mock.
Pros and cons
Pros
- Theory, solved examples and exercises in every chapter
- The standard reference most coaching notes assume you own
Cons
- Long - not a book to start close to an exam
- Some chapters go past what a constable-level paper asks
Topics covered
- Percentage
- Profit and loss
- Time and work
- Ratio and proportion
- Averages
Book questions
Who is Quantitative Aptitude for?
Building method in percentage, profit and loss, time and work, and the other arithmetic chapters that carry the paper.
When should I buy Quantitative Aptitude?
You need worked examples to understand a method before you can practise it.
When should I skip Quantitative Aptitude?
Your weakness is speed rather than concept - a mock series will serve you better.
How should I use Quantitative Aptitude?
Read a chapter, solve only the exercise questions you got wrong the first time, and revisit them before every mock.