hi,

since you have already done with your graduation, you may take llb course of three years duration. however you must know that llb would be different from mba or your previous background. if you are ready to learn and make your career in llb then only you should apply. there is some entrance test for some of the prestigious institute which offer llb three years course is as follows:

bhu LLB by banaras hindu university

Jindal Global Law School OP Jindal Global University, Sonipat    LSAT-India

Symbiosis Law School, Pune    SLAT