i did 15 right &1 wrong in cat2011. what will be my percentile approximately?

I suggest that you focus on your next step and/or on your next exam and stop worrying about the marks calculations as you have already given the exam. Yes, you stand to get a good percentile.

Hi, Well I agree with @||Nikhlesh Mathur|| that as for now do not ponder over how much marks would you score, rather I would suggest you to work on your preparation for other entrance exams and, there are other parameters like academics, extra curricular, performance in group discussion and perso