Hello student yes Great lakes University Chennai accept admission on the basis of marks /rank obtained in MAT Entrance examination

MAT eligibility - Candidates must passed or appearing graduation in any discipline from any recognized University.

For more details refer to the link mentioned below - https://www.google.com/amp/s/www.careers360.com/colleges/great-lakes-institute-of-management-chennai/amp

Feel free to comment if you've any doubt

Good luck