Although making high scores in icse 10th board is challenging to achieve, only range of 5-10% of the total candidates achieve it till this year but you can be included under this percent. Competition has increased and students who want admission in a good college/school, they then study according to that. So, to score 97% and above, one should have to study hard and smart.

Make a schedule for study each subject and revise each chapter before exam. Going through past papers is best in the last few days.at last keep yourself calm as anxiety will affect your exam.do your best and leave rest on god.