Hello Aspirant,

There is huge difference between 68 and 91 percentile which is quite difficult to cover but not impossible so what you have to do is just focus on you shortcomings which you had faced during the earlier sessions of JEE-Main and go for more and more practice of numerical from all the three sections.

Even with SC category and such percentile it is quite difficult to get any good college like NITs/IIITs with CSE branch until and unless you deserves Home state quota for any of the lower NITs like NIT Hamirpur, NIT Agartala, NIT Nagaland and likewise. But you can try for private colleges enlisted below or you can appear for state counselling for GFTIs.

Because according to the mentioned percentile your rank is expected to be in the range of 327360 - 368000 , you can check out marks Vs ranks Vs Percentile from the link given below :-

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

Or

You can also use JEE-Main Rank Predictor to predict your rank :-

On such rank you can try for some private colleges like :-

UPES Dehradun

Galgotias University, Greater Noida

JSS Academy, Noida

AMITY University

Chandigarh University

Also for your information, above mentioned colleges have their own entrance exam as well so you can also go for it.

Or you can prepare for further attempts of JEE-Main and to help you in your preparation we have some resources which you can access from the link given below :-

https://learn.careers360.com/jee-main-coaching/?utm_source=%20QnA

Note that the above prediction is made on the basis of latest cut-offs available and the cut-offs are bound to change every year depending upon various factors such as the number of candidates appearing in an examination, the number of candidates qualifying an examination, difficulty level of the paper, and so on.

To have a list of all those colleges which you can get based upon your marks, category, and state you can use JEE-Main College Predictor:-

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

You can also check out the JEE-Main 2021 qualifying cut-off (expected) for JEE-Advance 2021 from the link given below :-

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

I hope this information helps you.

Good Luck!!