It varies year to year but average package goes 6 to 10L per annum in IIT Bombay and in IIT Kanpur as well. For more information, you can go through the below provided placement report of both the colleges -

Placement Report of IIT Bombay

IIT Kanpur

Hope this helps!!!!

It depends on the company & your skill & performance during the interview. The average salary package of a Mechanical Engineering from IIT Bombay is approximately 8 to 10 lakh per annum & from IIT Kanpur it is approximately 7.5 to 8 Lakh Per annum. For the placement report of IIT Bombay & IIT Kanpur you can go through with given below link.

IIT Bombay Placement report

IIT Kanpur placement report

Good Luck!

Good Luck!