Hi Nidhi, Congratulations for your score first. You have high chances to be a part of some of the top colleges. Some of the colleges eligible for this mark is,

1) JBIMS Mumbai

2) SIMSREE Mumbai

3) Great Lakes

4) GIM

5) KJ Somaiya

6) Wellingkar

7) PUMBA

8) PSG Coimbatore

These are some of the colleges that can be tried for the above marks. And percentile is something which is not fixed. This varies according to the number of test takers, toughness of the paper and etc. Generally percentile is something which indicates how many test takers have scored less than your score. In my knowledge, i think 231 will mostly be 95+ percentile.