Hello aspirant,

You have scored 381 in keam exam and 87 percentage in ISC exam but it is difficult to predict the keam rank exactly beacuse it depends on many other factors like no of students appeared in the exam, difficulty of the exam ,no of candidates passed in the exam, percentage of makrs students scored in their respective higher secondary exam. You can the link given below to know more about the cut offs ,admissions, updates of the keam exam

https://www.careers360.com/exams/keam

All the best for your future