CMAT

Yes, chances of getting shortlist for GD-PI round is very high. Once you get shortlisted, give your best performance in GD-PI and also be positive.

No. These are the only entrance exams which are relevant for MBA admission at CUSAT.

You can apply for SBS.
You are eligible for the same, but selection depends on your performance in GDPI.

Sorry to say, you aren't going to get any good colleges. Just try next year.

Hello!
Unfortunately, with those low scores, you cannot get an interview call from even a decent college. And the others from which you might get would be simply below-average. I suggest you either reappear for these exams or focus on the other upcoming exams like CET and MAT.
Good luck!

Yes, you can get through Welingkar as they consider an overall score of G-PI, academics and percentile. Now, converting the call totally depends on how well your GD-PI goes.