Hello,

In 2020 the cut off rank in round 6 to get seat in NIT, Surathkal in Chemical Branch was 4841 for other state OBC-NCL category. Considering the cut off you need to score minimum 150-180 marks to secure such rank. Cut off changes every year depending on number of candidates qualified, difficulty of exam and number of seats available etc.

As you are preparing for JEE Main 2021 you may as well check our JEE Main knockout package to help you with your preparation

https://learn.careers360.com/knockout-jee-main-april/