For BCA course, the requirement of Mathematics in 10+2 isn't mandatory for most of the colleges. So you can apply widely in this colleges. Some of the top colleges offering the BCA course are provided below:

Ambedkar Institute of Technology, Delhi

Government Science College, Bangalore

Aliah University, Kolkata

St Xavier's College, Ahmedabad

UNIPUNE (Pune University) - Savitribai Phule Pune University

GGSIPU Delhi - Guru Gobind Singh Indraprastha University

For more colleges consider the link below:

https://it.careers360.com/colleges/list-of-bca-colleges-in-india

For more information regarding BCA consider the link below:

https://www.careers360.com/courses/bca-bachelor-of-computer-applications

I hope this helps. Wish you a great eve!