“Quantitative Aptitude for Competitive Examinations” by Dr.R.S. Aggarwal is one of the most widely used books by students preparing for government and competitive exams in India. Known for its simple explanations, extensive practice exercises, and exam-oriented approach, this book has become a standard reference for aspirants across fields.
Whether you’re preparing for SSC, Bank (IBPS/ SBI), Railways, UPSC (basic CSAT), Defence Services, State PSCs, MBA entrance exams, or placement tests, this book provides a strong foundation in mathematics and problem-solving.
Why This Book is Popular Among Aspirants
✔ Comprehensive Coverage of All Quantitative Topics
The book covers almost every topic asked in competitive exams, including:
- Number System
- Simplification & Approximation
- Percentages, Profit & Loss
- Ratio, Proportion, Partnership
- Simple & Compound Interest
- Time & Work
- Time, Speed & Distance
- Algebra
- Geometry & Mensuration
- Data Interpretation
- Probability & Permutation & Combination
Each chapter contains conceptual explanations followed by graded exercises.
Key Features of the Book
1. Beginner-Friendly Language
R.S. Aggarwal explains concepts in a straightforward manner, making the book ideal even for those who find maths challenging.
2. Large Number of Practice Questions
The book includes thousands of solved and unsolved questions, helping students master each concept through repetition.
3. Step-by-Step Solutions
Solutions are provided with clear steps, which is helpful for understanding shortcuts and time-saving techniques.
4. Suitable for All Exams
From basic quantitative aptitude to advanced-level problems, the book caters to multiple exam levels.
5. Ideal for Self-Study
No coaching is required to understand the concepts. The book is structured to guide learners logically from basics to advanced questions.
Who Should Use This Book?
This book is perfect for:
- Government exam aspirants (SSC, Banking, Railways, Defence, Police)
- MBA and Management entrance test takers
- Students preparing for campus placements
- Anyone wanting to strengthen their aptitude and reasoning skills
Pros and Cons
Pros
- Easy to understand
- Huge question bank
- Covers all essential topics
- Affordable and widely available
Cons
- Some questions may feel outdated for modern competitive exams
- Limited focus on advanced shortcut methods compared to newer aptitude books

