Hello Kamlesh,
For score 95% in board you have to work hard and study on daily basis.
Some tips for that

• Underline each and every context in NCERT books which you find useful. And every time you took the book read all underline sentence.
• Download last 10 year papers from CBSE Archive and try to attemp those which seem to be difficult. This is very helpful.
• Revise school notes.
• And follow time table.
• Read chapter according to their weightage.
• Clear your all doubt.
• Work Hard then you can score 95%. Scoring 95% is not a easy task.

Good luck for your exam

First of all just start believing that nothing is difficult if you start working hard .
And now start analysing the chapters you now and the ones you need to work on .
And then when you have your grip on all the chapters now start practicing question papers.

Do your complete revision upto Feb and solve more and more sample paper