Dear candidate,

For securing a seat at IITs you need to secure minimum percentage of marks in each subject and minimum allover percentage of marks in JEE Advanced exam.The qualifying marks for IITs in 2020 is not declared yet by the IIT Delhi but According to JEE Advanced cut off 2019 data for the GEN EWS  category students you  need to secure minimum 9 percentage of marks in each subject and minimum 31.5 percentage of allover marks and revised cutoff is 22.5 marks to secure a seat in IITs.

All the best!

Hope you find this answer helpful.