dear aspirant, according to previous year list 76 marks were the highest marks that a student gained in year 2015. till then from 2015 highest marks in tencet exam remains nearly to 76-80 marks. the highest marks depends solely on difficult level of hte exam. so as per the stats  highest marks will be around 76-82 marks as no official information in provided on the webpage. 

You can check that on the rank list page of the universitiy you wish to check about. Every university be it TANCET it has a website do visit it and you will definitely find solutions to all your problem and querry like this other than that we are always available to help and guide you