Familiarize yourself with the format of the GMAT. You are allotted 75 minutes for the quantitative section, and it consists of data sufficiency and problem solving. The verbal section also allows 75 minutes and consists of reading comprehension, critical reasoning and sentence correction. The analytical writing assessment is an analysis of an issue and an analysis of an argument, and you are allowed 30 minutes to complete each.
Review the scoring process for the analytical writing assessment. You can practice for this section using the list of analytical writing assessment topics provided in the resources section.
Purchase an official testing guide. They are relatively inexpensive and offer hundreds of actual past questions for practice.
Download and install the free GMATPrep test-preparation software. This software simulates the real computerized testing environment and gives you many practice questions along with the entire solutions. See the resources section to download it.
Register for a prep course. The courses can sometimes be costly, but you will get valuable help and guidance with the GMAT.
Form study groups with friends. Classmates, those who have recently graduated or friends who are looking to get back into school are excellent choices. You will be able to help each other out and understand the concepts better using this method.
Give yourself adequate time to study. The official GMAT website suggests allowing up to four weeks.
Make sure you are aware of everything you need to bring with you and the things you cannot bring on test day so you are not refused admission to the test.