You really have good percentile in entrance exams which is a positive point and aslo your board marks are impressive. Many candidates will be applying IMT Ghaziabad and they will definitely select the ones who have good academic records as well as experienced. It seems that you have a decent chance at IMT Ghaziabad. Also you haven't mentioned if you have any work experience or not. The advantage of a optimal work experience will have a good effect. Do keep a track of the wait-list movements also. All the best!