Dear Vishwa, you havent mentioned the college you are interested in applying for. Most colleges need a minimum aggregate of 40% in 10+2 for SC,ST Candidates. With an aggregate of 62%, you are in a comfortable position. Few Institutions conduct admissions based on merit scored in 10+2 while few Institutions conduct examinations based on University level entrance exam. So please do let us know the University you are interested in and we shall help you with complete information.