what is the rank required to get into iit bombay in 2018 jee examination?

@ srijeta 
it depends upon the branch that u are intrested in .. so, kindly mention the branch , so, that we can able to help you in more accurate rank . 
as iit bombay is the fav. destination of engg aspirants , so, u need a minimum under AIR 250 to score a seat in iit bombay . 
but if comp sci , then u need better marks . 
ALL THE BEST ..