hello akshata,
for OBC /GRNERAL students -1,03,000 INR per year(tution fee).
Apart from this everyone had to pay 30,000 INR per year as mess fee.
may vary from course to course(specify that so i will provide you more information)
they also provide different scholarships.
For admission in B. Tech. courses, the annual fee for Gen/OBC students is 135500 INR per year, which includes a refundable deposit of 9000 INR. If you will be staying in hostel, then you will also have to pay an advance of 22000 INR for hostel mess.
you can also refer to the official notification at this link:
http://www.iitb.ac.in/newacadhome/all_fees_new_entrants_2020_21.pdf
Hope this hepls!
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