Hey Gauresh! Every year cutoff of colleges changes it completely depends upon the difficulty level of examination and number of students applied for examination. You can check the 2019 cutoff of IIT Bombay for different branches with careers360 page from the below link.

https://engineering.careers360.com/articles/jee-advanced-cutoff-for-iit-bombay/amp#aoh=15663212870440&csi=1&referrer=https%3A%2F%2Fwww.google.com&amp_tf=From%20%251%24s