The Pearson Guide to Quantitative Aptitude and Data Interpretation for the CAT:

The Pearson Guide to Quantitative Aptitude and Data Interpretation for the CAT has everything that you need to secure a top score in the quantitative and data interpretation section of the CAT and other MBA examinations. Written in a student-friendly style, this book explains concepts in a concise manner and includes numerous examples and worked-out problems. It also contains practice problems, designed and arranged in four levels in an increasing order of difficulty. A chapter on Vedic mathematics provides unique time-saving and easy techniques for complex calculations.