CAT

Arrears are generally not shown in your final mark sheet, you may be questioned on your gap years or late graduation so be prepared to answer on that front. Other than that, you will definitely get a call from Great Lakes if you manage to score a good CAT score 85-90+ percentile with a good interview should get you in.

JIPMER 2022: Qualifying Cut Off vs Admission Cut Off
The qualifying cutoff is the score that an applicant must get in order to pass the test. For the General/EWS category, the qualifying cut-off is 138 and for SC/ST/OBC it is 108.

The cut off will be around 160 out of 300.

For CAT you at least need 99.5% tile.

If you genuinely want to get into some reputed B school, then you should definitely give it a Shot without worrying at what your age is. Moreover, you can try other MBA entrance exams this year, including CMAT Tissnet's Last date has been extended. You can go for these Exams too & target decent colleges like BIMTECH, NIBM, etc.

Percentile above 95 is needed for IIM and top MBA colleges.

Yes, you can try as the cutoff also varies yearly.

Yes, you can apply for CAT exam and your from a different field you will get extra points in the final selection after complete thing your GDP I rounds.

Few colleges that accept low CAT score are:
Jagannath international management school (JIMS)
Delhi school of business (DSB)
Doon bechne school Dehradun
New Delhi institute of management (NDIM)
Indian business school Hyderabad
IILM greater Noida
Asian business school Noida
IILM Gurgaon and Delhi
I hope this helps!
Cheers.

Their are many MBA colleges in Delhi, the best being
IIT Delhi
Amity University
Faculty of management studies.