Exam

In which state are you looking for CS?

B.Tech is a good course because it is a professional course and B.Sc is a Bachelors course with good job opportunities.

For Mathematics, you should follow R.D.Sharma.
For Physics, you should follow D.C.Pandey
For Chemistry, you should follow NCERT Textbook.
Best of Luck and Work.

AAT exam is for you to get into IITs to pursue a course in Architecture. There is, of course, not any compulsion if you are not interested in B.Arch, whereas, JEE Advanced is for students who are interested in pursuing B.Tech from IITs.
Hope this was helpful.

It's not a good option to do MBA in Canada also in finance because you are from the engineering background and it will be difficult to cope up with the subjects. Try to study here in India itself.

Chances are very less, for getting admission in LNMIT, but still apply for it.

Yes, you can assume that you have not scored less than 5.5 in any of the bands.

Hello,
The expected top B-Schools score/cut-off percentile:
MDI-Gurgaon: 94.43%ile
Department of Management Sciences, PUMBA (Pune University): 95%ile
DSIMS-Mumbai: 550+score
SIES College of Management, Navi Mumbai, admission is done on the basis of candidates profile.
Alliance, Bangalore: 90%
BIMTECH, Noid

No, it's not possible. Try for other NITs. To know the opening and closing ranks of JEE Mains, follow the link josaa.nic.in

Paper pattern can not be guessed because it differs each year, cut-off will depend on the average marks scored by the person.