"Quantitative Aptitude for Competitive Examinations" is a good book for the competitive Examination. This book contains both verbal and non-verbal reasoning and aptitude questions with best explanation. I liked it’s step by step approach. The best part is easy solved questions followed by some tough solved question. The Correct answer for practice question is given at the end of chapters.
As we know most of the interview contain entrance exam which include aptitude exam as a main step to move further. It contain so many important and excellent tricks and trips to understand and follow. Topics are very clear and very easy to understand. In this book they give all the trick that how we can solve any aptitude question correctly and in less time. This is the Best book for all competitive exams.