HELLO LEARNER!!!

You have to score at least 75% in 5 subject to become eligible to appear for JEE mains . You can choose the best 5 subjects of your wish and then you can prepare accordingly for JEE and class 12 cbse  board exam.

https://engineering.careers360.com/articles/jee-main-eligibility-criteria

Hi

To be eligible for NITs one needs at least  75% marks in aggregate in class 12 if belong to general or obc category or at least  65% marks if belongs to SC/ST or  must be in the top 20 percentile in  class 12 examination.

You need to count only 5 Subjects  for calculating your aggregate percentage to fulfil aforesaid % criteria and these subjects   are :-

*Physics

*Chemistry

*Mathematics

*A language

*Any subject other than listed above

For detailed information go through

https://engineering.careers360.com/articles/jee-main-eligibility-criteria

Thankyou