What would you do if you had an exam after 30 minutes and you have zero preparation? If you arranged the night before exam to have all your friends at your home to get prepared by group study and slept all night without doing so, though your friends were not sleepy? If they didn't sleep for a second and studied and tried to wake you up in each 15 minute to get you some studies? If all of your friends couldn't leave for the exam, just because they couldn't awaken you and didn't want to leave without you. One thing is sure you didn't have a sound sleep that night. So then, after the night, on the exam day, if your caught in the middle of a traffic jam (because you ware late) just 30 minutes before the exam, which would last for at least 1 hour, how could you pass this time in the jam efficiently? Definitely you'd try to sleep in the bus, in a position, just as this guy is sleeping. You should try it. Because, this is the best way (u...