Colleges in Uttar Pradesh

Jamia has a very good department for commerce and business studies but having studied in both DU and Jamia, I think DU provides you with more exposure. The curriculum in Jamia is quite old and there is no industry interference in studies unlike that in DU. Therefore, I would suggest you to go to DU

No, your percentile is very low.

The admission process started a few months back. It is in the last months of its conclusion. See their website: amity.edu

Apply as per the dates given by Amity on their web portal Amity.edu.
Also, Amity conducts its own entrance exam/interview.

Amity Business School.
Amity Global Business Schools are established in many places. There is global exposure or add-in. but Amity Business School, particularly. Also, ABS-Noida is better than AGBS.

Follow the official link below :
http://www.galgotiacollege.edu/admission1.asp

HNB University is a central government university. In my point of view, you can opt for it.

You can check complete details about BCA at Galgotia University by clicking the link given below:-
http://www.galgotiasuniversity.edu.in/bca.asp.