JEE

You can get the following colleges:
Amrita School of Engineering, Amritapuri
Toc H Institute of Science and Technology, Ernakulam
MS College of Engineering, Malappuram
Nehru College of Engineering and Research Centre, Thrissur
Math College of Technology, Ernakulam
Marian College of Architecture and Planning, Thiruvananthapuram.

The date of filling the form of JEE Mains of the second session of 2023 is probably March 7.

So according to this year trend your percentile may lie between 98-99.

Just practice well and solve a lot of previous year questions.

Your percentile is good. As per the previous year cutoffs you can get Medium ranked NITs such as NIT Nagpur, NIT Raipur, NIT Bhopal, NIT Rourkela, etc. You can also get some higher ranked NITs but you may have to compromise with the branch. You can also get good IIITs such as IIIT Jabalpur, IIIT Nagpur, etc.

No, you have to apply for the WBJEE examination and then fill in Jadavpur University courses in the choice filling process of the centralized counselling conducted by WBJEEB.

Plan Your Studies Well.
Formulate a study plan. Books-the Prime Saviour.
Books are the most important tool when it comes to IIT JEE preparation.
Give Mock Tests.
Solve previous years' papers and attend mock tests regularly once a fortnight.
Study When You Want To. Study Techniques.

The NCHM M.Sc. JEE exam is conducted jointly by NCHMCT and IGNOU in 19 cities across India. The test center for this exam includes the following cities:
1. Bhopal
2. Bhubaneswar
3. Bengaluru
4. Chennai
5. Chandigarh
6. Delhi
7. Guwahati
8. Gwalior
9. Gandhinagar
10. Hyderabad
11. Hajipur
12. Jammu
13. Jaipur
14. Kolkata
15. Lucknow
16. Mumbai
17. Noida
18. Raipur
19. Trivandrum
The NCHMCT can add or remove any other exam center from this list for any upcoming exam cycle.

No, MHT CET is possible to Crack but JEE Main requires depth knowledge over every topics and each topics are connected to each other. I am sharing this according to my personal experiences. I Hope that my opinion helps you
THANK YOU!