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How to score 85+ in phy from scratch April mains Chem mai 85+ kaise score karu Chem ioc hogya hai revision karta rehta hu Oc class 12 ka ncert idea hai ns sir se kar rha hu Pc rhul dudi sir se 2 chapters hogya hai Meri condition hai Jee advanced nahi dunga Please guide Ki kaise karu specially phy mai