Hey

As you may know the cutoff of BSc Mathematics group in BHU 2020 was 190 marks. Around 1292 rank is called for the counselling in phase 1 for General (M and F) and 2684 rank for general female is called hence I suppose your chances of getting a seat in BHU  for Maths is good enough. For more details you may check https://university.careers360.com/articles/bhu-uet-cut-off . All the best!