Hii..

To get college like NIT and IIT ..according to the eligibility criteria .. candidates should score aleast  75% aggregate percentage of all five subject ..if you are from general category ..

Here i am assuming that you are a general category student ..to know more information about jee main eligibility and information go through this link :

https://engineering.careers360.com/articles/jee-main-application-form

All the best!!