A. GMAT tests different skill sets like the ability to think critically, ability to analyse data and draw conclusions using reasoning skills. So, one needs to develop these skills to get a decent score in order to get admission to their dream B-school. The best way to develop these skills and score well on the GMAT is to practice the official study material multiple times and appear for as many GMAT mocks as possible. Once you have completed the official GMAT study material, you can move over to other GMAT books such as the Manhattan prep GMAT guides.