Hello,
According to experts analysis with 90 marks your overall expected percentile is going to in between 88.61 - 91.47 and the expected rank will be 102300 - 115000 Considering the previous year qualifying cut off you have decent chances to qualify in JEE Main regardless of the category you belong to. The qualifying cut off was as follows
You have not mentioned your rank assuming that you belong to general category it is difficult to get seat in NITs/IIITs/GFTIs with such rank. You need to score minimum 97 percentile. But you may qualify in JEE Main so if you are interested to get admission in IIT you can prepare for JEE Advanced.
To check the cut off for various NITs and IIITs use the link below
https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches
https://engineering.careers360.com/articles/jee-main-cutoff-for-top-iiits
You can also predict the colleges in which you may have chances of getting seat using our JEE Main college predictor tool
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
Here is the list of few colleges other than NIT/IIIT/GFTI accepting JEE Main score in which you may have chances of getting seat
As said cut off changes every year depending on number of candidates appeared, difficulty level of exam and number of seats available etc.
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