hey there,

No, Maths is not mandatory
Course Eligibility:

Qualifying Exam - Candidates who have completed their 10+2 level in any stream from any recognized educational board are eligible to apply for Bachelor of Business Administration or BBA course.

Qualifying Marks - Candidates must have an aggregate score of 50 per cent or above in Class 12


for more details about the course check the link below

https://bschool.careers360.com/colleges/list-of-bba-colleges-in-kolkata