How to Prepare for Quantitative Aptitude for the CAT Common Admission Test
This book gives an in-depth explanation of all the chapters listed in its content. Starting every unit with a pre-assessment test it first helps determine the problems which a student faces while solving a question and gives him/her a general idea of his/her concept. It has quite useful short tricks which will be helpful for every CAT aspirant out there.
Anyway in short its a whole classroom by itself and with a little hard work and concentration it can b helpful for people who haven' taken any CAT classes.
Book Summary of How to Prepare for Quantitative Aptitude for the CAT Common Admission Test