Hello Soumya gahoi,

There are so many colleges you may change to get admission in the college through the exam.,some of them are.,

• NIT Trichy.
• Delhi School Of Management,Delhi Technical University,New Delhi.
• Loyola Institute Of Business Administration,Chennai.
• Indian Institute Of Information,Technology and Management,Gwalior.
• Birla Institute Of Technology,Mesra.
• NIT Rourkela.
• NIT Durgapur.
• Alliance School Of Business,Bangalore.
• Institute Of Finance And International Management,Bangalore.
• Institute OF Rural Management,Anand.

For more once visit the below link.,

https://bschool.careers360.com/articles/what-if-my-cat-percentile-between-80-and-90-do-i-have-any-chance-at-top-b-schools

Hope this helps you...