hai.

for cat preparation you can refer these books:

• Arun Sharma’s ‘ How to prepare for Quantitative Ability for CAT ’, published by Tata McGraw Hill- This book is most recommended for CAT aspirants to prepare for QA section.

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  Nishit Sinha’s ‘ The Pearson Guide to Verbal Ability and Logical Reasoning’ (Pearson) covers a wide range of topics explained in an easy-to-understand manner.

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  Trishna's ‘ Verbal Ability And Logical Reasoning For The CAT And Other MBA Examinations ’ by TIME Publisher: Pearson

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  Barron’s Pocket Guide to Vocabulary.

  Recommended
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  ‘ How to Prepare for the CAT Common Admissions Test’ by Muhamed Muneer, published by Om Books, is another book that is simple and easy to understand, and has mock tests and solved CAT papers from previous years.

before start doing the previous year question paper make sure that you are thorough with the basics.

thank you