According to previous years cut off analysis cut off rank for sc category (for government colleges) is around 121278 against 351 marks in neet in 2018 and cut off rank of 1,49,555 against 321 marks in 2017 so according to previous years analysis which is subjective cut off rank changes every year generally cut off marks for sc category lie b/w  321-351 and rank b/w 122000-150000.