Colleges in Mumbai

Now that you have started your BBA, you can go for LLB course after BBA. Earlier, you could have opted for BBA+LLB Integrated course which would have been beneficial.
Top colleges for pursuing law are:
University, Bangalore (http://www.nls.ac.in)
UPES, Dehradun (UPES- Asia's first core sector university (http://www.upes.ac.in) - This colleges has further specialized courses in law, you can check their website.
National Law University, Jodhpur, (http://www.nlujodhpur.ac.in)
Campus Law Centre, Delhi (Campus Law Centre (Campus Law Centre (http://clc.du.ac.in/)

The average is said to be around Rs.8 LPA, but it could be an inflated figure as we have 600+ students competing together.

You may get into any of these colleges for pursuing Public Relation course:
1.The Xavier Institute of Communications (XIC)
2. School of Broadcasting and Communication
3. K C College of Management Studies
4. University of Mumbai
5. Department of Communication and Journalism

A journalist who writes for online portals is referred as digital journalist. So, you can pursue Bachelor degree in journalism to become a journalist, and then you can opt for working in web portals.

The placements assistance is decent. Although, I strongly recommend only IBS - Hyderabad as it is well known for its lucrative opportunities.