Hi contact.arjunkumar,
Since this is your 3rd attempt at the GMAT, it would help if you could provide a bit more information on how you've been studying and your goals:
Studies:
1) How have you scored on each of your GMATs (including the Quant and Verbal Scaled Scores for each)?
2) How long have you studied for each attempt at the GMAT?
3) What study materials have you used so far?
Goals:
4) What is your goal score?
5) When are you planning to retake the GMAT?
6) When are you planning to apply to Business School?
7) What Schools are you planning to apply to?
GMAT assassins aren't born, they're made,
Rich