Hello Aspirant,

With 64 percentile your general rank will be around 3,68000 to 4,00000. and your SC rank will be around 16,000 to 20,000. Marks vs ranks varies every year depending upon many factors such as difficulty level of questions, no of students appear for the exam, no of students want to get the the same branch.

It will be difficult for you to get Govt Engineering Colleges in West Bengal with this rank.

You can check out rank vs marks vs percentile from the below link:

https://engineering.careers360.com/articles/jee-main-marks-vs-percentile

Use this JEE college predictor to get list of colleges based on your score:

https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp

Visit this page to get more information about previous year's college wise, branch wise cutoff:

https://engineering.careers360.com/articles/jee-main-cutoff

Hope this information helps you.

Best wishes!