Sharmila, if this is regarding NEET, then in 2019 under State Quota, 417 marks secured a seat in Thootukudi Medical College under SC Category. You can check the College wise cut offs at our article: https://medicine.careers360.com/articles/neet-cutoff-tamil-nadu That was the cut off. Now this is 2019 data and cit offs change every year. Cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, no.of Candidates qualified, top NEET score and difficulty of the exam. So for a seat in Tamilnadu, under SC Category for 2020, you will need atleast 500.To help you with your NEET preparation, we have NEET Knockout packages that you can check at: https://learn.careers360.com/knockout-neet-may/. To help you during admission and counselling, we have https://www.careers360.com/mbbs-companion