XAT

No sectional cutoff as such but have to get above 80 percentile.

Below mentioned are the best colleges in India:
1. XLRI.
2. TISS.
3. SCMHRD, etc.
Apart from these colleges, IIMS and other colleges are good for HR.
Best of luck.

Minimum of 6 months are required for complete in-depth preparation along with mock tests and revision, it also depends on your caliber and grasping power of concepts and rectification of mistakes.

Welingkar accepts CET score and they have all India quota for which you can apply through CAT, XAT, CMAT, ATMA, etc. They consider cumulative ranking.

XAT cut-off is around 75+ percentile for IMT Nagpur.
All the best!

You can't apply, when you are filling the form there is an option in the form itself so you missed that chance, and you can apply for other colleges affiliated to XAT.
All the best!

You can go for the books of McGraw Hill publications.

The cutoff percentile for different exams is different every year and changes every time according to the exam. There is no fixed cutoff. Last year cutoff for CAT- 86 percentile, XAT - 78 percentile and CMAT - 96 percentile
For more information refer brochure:-
https://www.somaiya.edu/media/pdf/PGDM_A

Admission Open for MBA(RM) 2017-19 batch, Two-year full time residential MBA(RM) Programme KIIT School of Rural Management, KIIT University,
For More Information see www.ksrm.ac.in/web

You need to score above 600 in MAT and you may be eligible with more than 65 percentile in XAT. Although, you can also get admission through CMAT score of 200+.