I think it around 50 in my knowledge but my suggestion is that you may also seek they official web site and also direct contact with them you also get other important information which you also may need that you also et they cut off and fee structure also.

Good luck

Hello Soujit Gayen

Cutoff for SC after 1st round 

Cutoff for SC after 4th round

Cutoff cahnges every year due to the no of seats available, the paper difficulty level, no of students appearing for the exam and the counselling. So cutoff may vary. I hope you get your desired seat.

Hope it hleps you.