seriously telling that if your are at 0 basics haven't done even 10% of your syllabus you can still score 150-160 marks even if you start now with full strength 99 is not possible now but if 2024 cutoff and percentile will not be there and 2023 will continue as there was many cheating cases held this ear yo can get 96-97%ile even now so start studying set realistic goal and complete 100%syllabus of physics and chem and most imp high weitage 10-15 chap of maths