The cut-off varies every year.
Every year the number of candidates to be admitted to the Main Examination will be about twelve to thirteen times the total approximate number of vacancies. Since last many years it has been around 12000-15000 candidates.
For last few years the cut off has been in the below given range (Marks out of 200)
General: 105-120
OBC: 100-110
SC/ST: 90-100
PH: 40-75
How much is the cut-off for Prelims Exam?