How should I start preparing for JEE MAINS and BITSAT

Dear student JEE-MAIN and JEE-ADVANCED are exams. Which needs high spontaneity and good memory? To increase spontaneity and memory try to keep following discipline while your preparation. 1. Practice and more practice will increase spontaneity and accuracy. While reading of theory and its revision will increase your memory 2. Attempt 30 to 40 questions each day of PCM. No matter how many of them you get correct answer. Follow it with full faith and your accuracy will increase. 3.Give at least two hour daily for every subject that is PCM with paper and pen.