Hey Maruthi.

See the marks u have scored is pretty good enough for u to bag a seat in the good colleges under the COMEDK exam to pursue ur higher studies in the field of ur interest under the btech courses as the rank u might be getting will be below 3k. I m providing u a link for ur help.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/comedk-uget-cutoff/amp&ved=2ahUKEwjC6_aipaPiAhXFfysKHdZkAn4QFjAMegQIARAB&usg=AOvVaw21FRrHKw-ZrWTGFwQOxp3m&ampcf=1

Ask if any query. Good luck