i hav scrd 50% mars in 12th and i am sekin for a god bmm college in mum,i wld lik to ask tat wer to aply nd ll i get admisn in a good colge

i want to knw tat in wich cooleges shud i apply and wat is the procedure for that,and is there a possibilty to get admission in a good media college in mumbai with theze less marks 50% in 12th??