Hello,

You haven't mentioned your query is for which exam, so it's difficult to provide you an elaborative answer for the same, irrespective of the course you want to pursue after 10+2 level, firstly it's important that you make timetable, I presume you're still in school and your query is directed towards entrance tests scores, time management is very crucial aspect of one's life, more so when you're balancing academic studies and entrance test preparation, get acquainted with exam pattern, syllabus, previous year papers, recommended booklist and keep it short, revision is an important key of success, and moreover in case the entrance test involves numerical, practice in consistent manner is required, this is just a general idea I presented as I'm aware of what exam you're preparing for, you can search our site regarding this, you'll get the detailed information pertaining to various aspects of the examination.