Hello Dilshad Ahmad Aashik 

 For BCA (Bachelor in computer applications ) fee may vary according to colleges so please mention the college name 

You didn't mention in which college you are willing to take admission so it's quite difficult to predict the fee because it differ according the colleges and city as well 

But the fees is in between 1.5 lakh INR to 6 lakh INR 

I'm providing you the link below so go through this link and check fee structure of different colleges 

Https://it.careers360.com/colleges/list-of-BCA-MCA-colleges-in-India

If you have any doubts ask me in comment section any time 

Thank you