Pune

For BBA in Aviation, Bangalore city is better as it has good facilities and placements. You can also choose Hyderabad for BBA in Aviation. Mostly placements are done from Bangalore and Hyderabad in Aviation Industry.

Hello,
The best B-School to pursue MBA from, in Pune, is undoubtedly SIBM which is followed by SCMHRD and PUMBA. Kindly visit this link for more information about the same.
https://www.shiksha.com/mba/ranking/top-mba-colleges-in-pune/2-2-0-174-0

Anibrain School Of Media Design is the best option for you.

A merit list is prepared for the same. Admission is based on the marks obtained in 10+2.

College change or university change is only possible after the first year and is completely dependent on college and university norms, some university allow it and some won't plus you need to have good scores in the first year to apply for the same. For further details, contact the college authorities.

IMS is not so good, I request you to retake MAT and score 97 percentile. Don't put your investment/parent's money/bank loan burden at high risk.