You should take a mock at first and then analyse it thoroughly. You'll get to know about your strengths and weaknesses, on the basis of that you can plan your preparation.

Hi, You can enroll here to CAT 150 days batch covering from basics to advanced level: https://cracku.in/cat-2022-online-coaching.
You will get access to all the videos which covers the entire syllabus and also Mathematics from basics to advanced. You can watch the videos any number of times you want and there will also be Live booster sessions by Maruti sir and Sayali mam.