selection criteria at iima

Hey i am from general category.i scored 88.15% in 10th in gujarat board and 78.13% in 12th in gujarat board and 68% in gtu Computer Engineering.If i get 99.99 percentilein CAT then is there any chances for me to get call from IIM AHEMDABAD???..

Hey i am from general category.i scored 88.15% in 10th in gujarat board and 78.13% in 12th in gujarat board and 68% in gtu Computer Engineering.If i get 99.99

percentile

in CAT then is there any chances for me to get call from IIM AHEMDABAD?????

And is selection criteria of IIM AHEMDABAD of batch 2014-16 will be same in 2015-17??