Navi Mumbai

The institute is affiliated to In Academic Association with Southern, New Hampshire University so it's not regulated with UGC and AICTE, to having degree from such institutes may be good by quality wise but when you apply for a govt. jobs the certificates may not be valid. If you are searching for UGC, AICTE approved university. You can find institutes in following link:
http://www.mbadistancelearnings.com/top-ten-distance-learning-mba-colleges
I hope this will be of help.

You can get, but colleges will not be top ones. You can otherwise give CAT/MAT/SNAP etc.

You can go for it. But with your score, I think you will not be able to get admission.
https://www.shiksha.com/mba/course/post-graduate-diploma-in-management-itm-business-school-navi-mumbai-itm-160351

Hello,
https://www.shiksha.com/bba/colleges/bba-colleges-navi-mumbai
Please follow the above-mentioned link and shortlist the college of your choice.
All the best.

Hello Inhas,
The link below gives you the list of colleges in Navi Mumbai that offer BBA courses:
http://m.htcampus.com/mba/bba-bbm-management-colleges-in-navi-mumbai/

https://www.shiksha.com/mba/ranking/top-mba-colleges-in-mumbai-all/2-2-0-10224-0
Please click on the above link to get a list of good MBA colleges in Mumbai.