hello aspirant,

you need to crack cat/mat/xat and many others of mba exam to get admission in mba in marketing. see mba marketing is a 2 years degree course. however as for your score you have less chances to get selected for iims. but there are many more good institution left. please follow the below link to know about mba in marketing colleges,

https://bschool.careers360.com/colleges/list-of-marketing-management-colleges-in-india