MAT

Yes, MAT score is valid for 1 year.

You can apply to all courses at SIES with MAT score, the cutoffs are nearby 97 percentile so you have decent chances ahead. You need to focus on GDPI even if it is not good, because you cannot escape the process.

CAT exam enables you to fill the form of the college where CAT is mandatory. Some average colleges have MAT mandatory, otherwise, they will not allow you to fill the college form. These are mandatory only for MBA students. CAT is widely accepted all over India in all management colleges.

You can apply to XIME Bangalore and IPE Hyderabad. You should try for SIMS, Mumbai as it one of the greatest colleges.

No, by that time, our classes will start.

MAT score is not accepted by K.J.SIMSR. K.J.SIMSR only accepts CAT /CMAT /XAT scores for PGDM admissions.
Last year's cut-offs are:-
CAT - 86 percentile,
CMAT - 96 percentile and
XAT - 78 percentile.
Link for online application form:-
http://simsr.somaiya.edu/simsr/adm/pgdm17/onlineform/login.aspx

No, the minimum cutoff is 75+. All the best for your future endeavours.

Yes, you are eligible.

Yes, you have chances to get a call from XIME, Bangalore. You have a decent score and academic profile so you can expect a call. You will just need to perform well in GD/PI.

Dear Kamaludheen,
Across India, for the preparation of CAT and MAT entrance examinations, TIMES, IMS and Career Launcher are the best options. Kindly join any of the above-mentioned coaching institutes.
All the best.