See mathematics is not a problem for BCA. But in general for the BCA course we need at least 50% marks in 10+2. Now as you have >50% marks then you will not be eligible for the BCA. You will be eligible for the course if you are from SC/ST i.e., Reserved category as 5% relaxation is provided to the group.

To know more about BCA visit the link below:

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

Some of the top BCA colleges in India are:

Ambedkar Institute of Technology, Delhi

IGNOU Delhi - Indira Gandhi National Open University

Aliah University, Kolkata

St Xavier's College, Ahmedabad

Government Science College, Bangalore

For more BCA colleges you may visit the link below:

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

I hope this answer helps. All the very best for your future endeavors!