BBA

Yes, you can get admission in integrated MBA in Ramdeobaba college as the eligibility criteria is just 45 percentage for getting admission in the college. But there is a small amount of seat so you have to apply soon for getting the admission.

The top most online University for BBA is
Srm institute of Science and technology
Amity University
Vit University
These are one among the top college for DLP.

No, you can't do BBA in logistics and supply chain management. But however, you can do BBA general from IP University.

There is no cutoff information for a bachelor of business Administration.
However you visit the official website of Rai University for more information

JT aviation is one of the best aviation colleges and insitutes in India. They provide best courses, one of them are aviation courses. As I know about JT aviation, they will charge between 70,000 to 3,00,000 Fees. for BBA in aviation or other courses

B.Com is better, broader field with many career options compared to BBA.

BBA will not get you a good opportunity just after it but B.Com will get you a good job.

B.Com is better then BBA as you will get a good opportunity after it but after BBA you have to do MBA.

Yes, Panjab University has their separate entrance test.

India is the best country to pursue MBA in finance. Clear CAT and Try for IIMS. Also, there are many Schools which offers MBA in Finance.