Hello dear, 

According to your percentile  in jee mains your general rank  will be approximately close to 2.1 lakh and with this rank you will not able to qualify jee mains in general category as the expected cutoff for candidates is 85 and your marks will be in between 65-70.

Dear Aspirant, at this percentile your rank might be in a range of 194443-224443. So at according to marks vs percentile trends, at 78 percentile your score might be around 55-65. For more details, you can check here:- https://engineering.careers360.com/articles/jee-main-cutoff