Is Mathematics in 12th standard a must for BCA course??? What are the eligibility criteria for this course???

Yes you can do BCA without having math in 12th you need to have at-least 60% In your 12th class but its purely depends on university, try to take maths subject in BCA course as it will be compulsory if you going to do MCA..

For your reference here I am giving you the list of some good BCA Colleges in India:

Prestige Institute of Management and Research

Apeejay Institute of Management

Satya Institute of Media and Management

Indian Institute of Management & Commerece

JK Business School

IndraPrastha College of Management and Technology

Acharya Institute of Management and Sciences

IndraPrastha College of Management and Technology

Aryans Group of Colleges

Guru Gobind Singh IP University , Kashmere Gate

Satya Institute of Media and Management

College of Business Studies

Chaudhary Charan Singh University, Meerut

Apeejay Institute of Management and Information Technology

Makhanlal Chaturvedi Andhra University