I am a pcm student got 75.8%in12th cbse board. now what to do be ,barch or bba.i got 60 on 200 in pet. dont want do be frm private college

I was a bright student in my 10th i got 10 cgpa so i took pcm nd joined iit coaching but due to pressure i didnt perfomed well in 12th nd even in jee mains now i dont wanted to do be from private colleges.my b.arch paper was nice.results are not announced .but i can get nit for barch