Hello,
In NIT, Delhi the fee structure is as follows
Altogether for one semester you will be paying Rs 76700.For all four years you need to pay Rs. 3,21,200.To check the fee structure semester wise you can check this pdf https://nitdelhi.ac.in/wp-content/uploads/2020/05/ATTACHMENT_3.pdf
The fee details in NIT, Patna is not updated.For the academic year 2018-19 the fee for one semester was Rs. 98,700.For candidates belonging to SC category the tuition fee is wavied.The tuition fee was 62,500 so the amount need to pay is 36,200.But as said earlier this was for academic year 2018-19.For the academic year 2020-21 it may change.To check the detailed fee please check this pdf
http://www.nitp.ac.in/uploads/Fee_Structure_All.pdf
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