if you are a good student and want financial aid you can appear in fiitjee's ftse ,
if you are really good they may give you rs. 1 lac extra other than free coaching
and correspondance courses are really sufficient if you have will to succed
if you can't even affoard a correspondance course + test series
take a second hand course and join a test series
a second hand correspondance course cost you about rs. 3000 and a regular one about 10,000
YOU SHOULD DEFINETLY APPEAR IN FTSE AS THEY HAVE GREAT NO. OF WAIVER AND I AM SURE YOU MAY GET ONE