For various Prestigious institution of WBJEE like Jadavpur University,IEM, Kalyani Govt. engg college , one needs to score marks around 125-170 .

Maths section is of 100 marks so try to score as much as possible in it.

Chemistry is fairly easy as is advised to go through Its syllabus thoroughly for good marks.

If your marks is above 175+ then you are all set through to get admission into the prestigious Jadavpur University. (CSE/IT/ECE)

Please do check the below link for various cutoff for WBJEE Colleges.

https://engineering.careers360.com/articles/wbjee-cutoff

For Marks v/s Rank in WBJEE please follow the link

https://engineering.careers360.com/articles/wbjee-marks-vs-rank

Good Luck