Dear Sai, you need to secure a minimum aggregate of 40% in your 10+2 for being eligible for admission in NIZAM College. Admissions to B.Com (//B.Com) are conducted through Degree Online Services, Telangana,  through their official website dost.cgg.gov.in . For more information, please visit their page at: https://dost.cgg.gov.in/documents/Frequently-Asked-Questions-v5%20-%20DOST%202019.pdf