    Sentence *: I am preparing for IITIEE, and I  love physics and chemistry and I am able to  solve most problems of those, but though I  Uke studying math often I feel sad as I  cant get the advanced techniques. I feel I  have got nowhere in my math preparation.  Uhat is some advice on how to get better?    Sentence 2: I have only four hours in a day,  how can I prepare physics, chemistry,  maths?