Hey.
If you are interested in 5 year Integrated course of Law  like BA LLB after 12th there are various entrances as mentioned below. The minimum marks required in 12th in most of them os 45% hence you seem to be eligible.  Though at this point of time, most entrances have been conducted or the applications closed, so you can apply for the. Next year only now. If you want to join this year you can look for private colleges or others which are still accepting admissions.
CLAT- All National Law Universities

AILET- National Law University Delhi

SLAT- Symbiosis Law School

LSAT- All Private Law colleges

IPU CET- IP University

PU BA/BCOM LLb- Panjab University, Chandigarh

MHCET- GLC Mumbai, ILS Pune, and other law colleges in Maharashtra

Christ University

TS LAWCET

Etc

For 3 year LLB- DU LLB, PU LLB, BHU LLB, PULLB, LSAT, SLAT etc.

Best of luck.