hello aspirant,

the basic eligibility criteria is that you need to score 60% in 10+2 in physics, chemistry and mathematics  (55% for sc/st) and secured at least 72 ( 54 marks for sc/st) aagregate marks in jee main

or

you need to secure atleast 75% marks in 10+2 in physics, chemistry and mathematics and secured atleast 60 aggeregate marks (42 marks for sc/st) in jee main.

hope you understand.