Colleges in Ahmedabad

Hello,
LD College of Engineering presently offers BE courses in multiple disciplines.
Admission to BE courses is given on the basis of common entrance test (GUJCET).
Candidates applying for BE seats should've passed at 10+2 level from a recognized board.

Dear Abdul,
Regarding all the details about diploma in aviation hospitality kindly check out the link mentioned below:
https://www.shiksha.com/hospitality-travel/hotel-hospitality-management/course/diploma-in-aviation-hospitality-and-travel-management-air-hostess-training-institute-panache-academy-prahlad-nagar-ahmedabad-194643

Start with reading newspaper daily as it will really help you in current affairs. Don't go with mugging up everything like every short cut in maths and all. Just try to understand the concept then only you will be able to handle your entrance questions. Keeping up with a general knowledge will help you to get a good score in entrance exam .
Exam tip: Don't set a target. Attempt only those questions in which you are confident. Attempting 80% exam doesn't mean you will earn good marks as there will be negative marking also and instead of getting good marks you will end up loosing marks.

Yes, you can receive a call from IIMs for interviews if you clear CAT with a good percentile.

Which institute is the best placement after BBA and what is the fee structure

You can opt for B.Com or BBA. They both have a good scope.

Yes, they have a degree course for AME in two honors streams.
B.Sc.(Hons.) Aircraft Maintenance in Mechanical
B.Sc.(Hons.) Aircraft Maintenance in Avionics
Duration:6 Semester in (3 Years)

If you are from Gujarat then it is quite possible but if you are outside of Gujarat then based on your class 12th percentage and NATA marks, it would be quite difficult.