Hello,

You should read the NCERT books for basics and NCERT books are very good for the board examination because the questions will be asked on the basis of NCERT books questions in the board examination.

You should also try to solve the previous years question papers, this helps too much and you should also give the mock test to rectify yourself and build your confidence level.

For preparation of exam, the most important thing is your confidence after that you should know the whole syllabus and make your plan properly for learning new chapters, solving the problems and revision. All three things should be the part of your preparation strategy in daily routine.

First of all, the main thing is that you have to build your concentration level, then only you can stay focused on your goal. Increase your concentration and speed of reading, understanding and solving the problems then you will not face any kind of difficulty.

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All the best.