Engineering Entrance Exam

https://www.shiksha.com/university/cusat-cochin-university-of-science-and-technology-Kochi-28013/course-master-of-business-administration-mba-108659
You will find all the true and authentic information about your college here.

For the year 2020 , 112 marks ( 28.28 % ) out of 396 was closing marks in general category. But this marks will vary from year to year depending on paper difficulty and the students who applied for IIST. In terms of rank , you can have target of getting rank under 10k as of now.
Hope it helps.

https://www.shiksha.com/university/cusat-cochin-university-of-science-and-technology-Kochi-28013
You will find all the true and authentic information about your college here.

Kerala MG University better for in my view for MBA.

You can check the following for more information - https://www.shiksha.com/engineering/jee-main-exam.

You can check the following link for more information -https://www.shiksha.com/university/iiit-hyderabad-international-institute-of-information-technology-53885

You should try the college predictor feature by Shiksha, this will help you a lot. https://www.shiksha.com/college-predictor.

Well, it will be hard for anyone to tell that which college you can get admission in because many factors are responsible for your admission like Reservation, state quota and other quota. So, I would recommend you to use the below link to predict college. https://www.shiksha.com/b-tech/resources/jee

I would recommend you to make use of YouTube as well as some study material provided by some coaching institutes. You can borrow the study material from your relatives or some friend who have already passed his year.