Hello,

I would suggest you to visit the career360's link given below which contains all the information needed by you ias well as solved paper from last 15-18 years which will help you analyse as well as build up your knowledge.

The link for the same is:https://engineering.careers360.com/articles/jee-advanced-question-papers

If you face any other problem, Do ask in the comment section below.

Hope this helps and all the very best to you!