Merely 11% of IIT-B faculty from reserved categories: RTI. Only about 11% of the faculty at IIT-Bombay belong to the reserved categories. Data obtained from IIT-B, in reply to an RTI plea filed by All India OBC Students’ Association earlier this month, revealed that of the 775 filled posts, only 84 are held by teachers from the SC, ST, OBC and EWS categories.