IIM Ahmedabad - Indian Institute of Management

You need to take the CAT exam and then wait for the interview calls.

To be very frank it is difficult for you, unless you score a very high percentile in CAT. Nevertheless, there are other good colleges like XLRI or FMS that offer brilliant courses and you may wish to look at them.

You can easily get loans to cover all your fees related expenses.

You can also take GMAT and then apply for IIM's.

IIM-A does not offer BBA course, you may pursue BBA from another college and then apply for MBA.

You should target mock exams, a lot of them. Try to take at least 1-2 mocks every week and once you are comfortable with the syllabus you may increase that number to 5-6.

You must apply for CAT exam, the form for which is online and can be filled on the official CAT website once live. After appearing for the exam, you will get a percentile score which will then be screened by IIM-A and other colleges. If it is good enough, you will be called by the institute for an i

The best colleges in India that offer MBA/PGDM are IIMs, especially IIM-A, B, or C. There are other good colleges like XLRI, and FMS where the fees is slightly less and those can also be considered.

It is not, you must have had appeared for CAT exam and obtained a percentile to be eligible.

No, appearing for CAT/GMAT and having a valid percentile/score is a mandatory requirement.