How can I crack the entrance exam and how to divide my time in the exam for each section?

First know your strength and weaknesses. Immediately solve the answers about which you are sure to be correct. whether verbal reasoning or quantitative or general awareness. You have few seconds to solve each question- use ball parking method. (Ballpark figure and ballpark estimate mean approximate

There is only one proven method and that is practice. Of course, there are lot of techniques, which will help you save the time spent, on answering a question but only perseverance, will see you through