Admission to LLB courses can be done through 2 ways:

1) based on scores of entrance exams like PU LLB, DU LLB, and MH CET Law

2) based on scores of qualifying exams. Candidates looking for admission to 5-year LLB programmes can appear in the entrance exams such as CLAT, AILET, SLAT, KLEE and others.

Now coming to fees, it's different for each college.

Here's is list of top Colleges for LLB

• National Law School Of India University (NLSIU Bangalore)
• NALSAR University of Law ( NLU Hyderabad)
• Jindal Global Law School, Sonipat
• National Law University (NLU Delhi)
• Rajiv Gandhi School Of Intellectual Property Law Indian Institute of Technology ( IIT Kharagpur LAW)
• National Law University ( NLU Jodhpur)
• Gujrat National Law University (GNLU Gandhinagar)
• The West Bengal National Law University of Juridical Sciences (NUJS Kolkata)
• Aligarh Muslim University (AMU Aligarh)
• Faculty of Law University of Delhi
• Symbiosis Law School (SLS Pune)
• Rajiv Gandhi National University of Law (RGNUL Patiala)
• National Law Institute University (NLIU Bhopal)
• Jamila Millia Islamia, etc.

For more information please refer to the links given below -

https://law.careers360.com/colleges/list-of-llb-colleges-in-india

https://law.careers360.com/colleges/list-of-law-colleges-in-india

Hope this information helps you.