Full Time

Yes, your rank is good enough to get a seat in Andhra University. Good luck.

If that is the case, then you would have to do the course as distance or correspondence. But, in a regular course that would not be possible.

Here is the list of top college in which you can pursue your M.Ed regular
https://www.shiksha.com/teaching-education/colleges/m-ed-colleges-india

No, you can pursue one degree at a time. Or, you can pursue BCA+ MCA dual degree. Good luck.

Doing the regular course is always better than a distance mode.

Atharva Institute of Management Studies Offers "Master of Financial Management" Eligibility: Graduate in Any Discipline & 2 years work Experience. Best of luck.

Chennai Business School offers a One Year Duration, Full time Post Graduate programme in Financial Management. The PGPM in Financial Management has 1,100 hours of classroom contact and field work hours. Of this, around 600 hours will be the General Management module which has been described earlier and which is common to all streams of specialization. The specialization curriculum aims to give a comprehensive understanding of theory and practice in the field of Financial Management.

I am afraid, one needs to have scored minimum 50% marks at graduation level to get admission into MBA. Since you have only 47% you don't qualify the minimum criteria for admission into MBA irrespective of the score you achieve in CAT.

Lots of college prefer for students who have score more than 50%, but you haven't score that so it's very hard to get admission for MBA in good college.
For admission you need to give MBA entrance exam and on that basics you can get admission.