Hello

If you are getting 80 marks in the CAT exam, your expected CAT percentile will be around 66 to 68 percentile.

With this percentile, chances are less for admission to decent MBA colleges. Academic records are considered but CAT scores play a major role.

You can through the link below and check the list of colleges you can expect based on your percentile-

https://bschool.careers360.com/articles/where-can-i-apply-60-percentile-in-cat

Good Luck!