The Joint Entrance Exam (JEE) is the most sought-after and one of the most competitive exams in the country. And the JEE Mains is your stepping stone for entry into one of the most prestigious institutes as well. However, only studying rigorously and sincerely does not assure you of a seat at the IIT. Along with diligent studying, you must also solve previous years’ question papers to hone your skills and everything you have learned so far. If you are still unsure, read on to understand how solving JEE Main’s previous papers will help you in cracking the IIT JEE.