Hello,
Yes, you can if you wish to study business as your higher studies then CAT is the best option.
In order to get IIM calls, you should secure at least 90+ percentile in CAT. While old IIMs like IIM Ahmedabad, Bangalore, Calcutta, Lucknow, and Indore calls candidates with 99+ percentile, for the newer IIMs, the cutoff is slightly lesser.
The following link will help you understand the cutoffs of top B-schools in India:
https://bschool.careers360.com/articles/which-b-schools-will-you-get-based-on-your-percentile
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