Hi

You must have calculated your marks wrong because with 181 marks you can't get such low percentile /nta score

Your percentile is 62.5 percentile as nta score is nothing but your percentile only.

With 62.5 percentile

• Your rank will be around  383625 - 431250 as per our rank predictor at

  JEE Main Rank Predictor 2021 - Predict your JEE Main ...

  JEE Main Rank Predictor - Know your expected IIT JEE Main 2021 Rank by ...

To help you further,

JEE mains 2021 expected qualifying  CUT OFF percentile  is given below for different categories on the basis of past year trends :

Category                  jee  main 2021 expected off percentile

---) General :-                         90-95

---) GEN-EWS :-                      70 -75

---) OBC-NCL :-                        70 -75

---) SC     :-                                  50 -55

---) ST :-                                       40 - 45

---) PwD :-                                       1- 2

You can check the same at our page the link is provided below

https://engineering.careers360.com/articles/jee-main-cutoff

To help you get  the complete list of colleges that you can get , we have JEE main college predictor ,the link for which is provided below::

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

You should focus on your preparation to improve your score in remaining session, go through previous year question papers ,mock test papers and to help you in your preparation we have jee main knockout out for you, for which link  is provided below

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

Thankyou