Helo aspirant,

JEE Main is one of the most prestigious exam held by national testing agency that single handedly conducts this test to access the competency of students over 12,00,000 appear for the JEE main exam candidates appear for JEE Main exam to make sure that the process of admission in this candidates is conducted reasonably, NTA has introduced normalised score card based on their performance students can compare their JEE Main percentile VS marks by determining their percentile score with the assessment of percentile through marks, one can easily gauge their rank in JEE Main exam.

For 30 marks you may get 62.8883924 - 49.2896291.

For 50 percentile you may get 4,37,240 rank approximately.

and for 60 percentile you may get 3,49,800 rank approximately.

With these marks you cant get free seat in any top colleges. you want score more marks to get free seat. if you want to join in top NIT'S you need score minimum 85 percentile above. its based on your category.

Hope this will be helpful for you.

ALL THE BEST.