text: exam ke pehle raat ko kitna padhai karna theek hota hai? main toh sochti hoon ki 2-3 ghante se zyada nahi,kya tumhari strategy kya hai?main toh last minute revision karti hoon, par phir bhi achi neend lena zaroori hai, kyunki fresh dimaag se padhna alag hi hota hai, right?