B.Com

Yes, CA is a course with no age limit restrictions.

You have to go through CUET exam, which is an entrance exam.

Yes of course there is no issue with it but there is condition to go with CUET exams in good colleges.

There is no mandatory rule to take mathematics in class 12th. All you need to have passed in 10+2 in arts/science/arts from a recognized board with minimal 50% aggregate marks and the marks may vary in different colleges.

Yes, you can get admission in a college under PU (PUNJAB UNIVERSITY) through the CUET. The best college are DAV college, GURUNANAK KHALSA COLLEGE and Gopichand Arya college.

75,000 (1st Year Fees) and there is no % criteria but it should be 50 percentage are required

The fees structure is very good. It's almost 5000 for first year for second year it could be around 3500 and around for third year, it is under 5000.

Yes but only limited university and the eligibility criteria is that you have to pass aggregate 50% in Diploma (management/commerce/economics). .

Sorry bro but you can not join the B.Com course because you did not pass the 12th class but you can pass the 12th class form open learning and then you can apply for the UG course and please when you do 12th form open learning you should take the commerce stream or the Science stream for taking the B.Com course.