Don't spend too much time on any one question. The last thing you want to do is waste a lot of valuable time on any one question. If, after you've given it a reasonable amount of thought, you don't know the answer, eliminate as many answer choices as possible and then select and confirm the answer you think is best. Keep going and aim to complete the test. If you are running out of time at the end of a section, make every effort to complete the test.
Data indicate that most candidates get higher scores if they finish the test.
In fact, based on analyses of test takers, a majority of test takers will score higher if they finish the test than if they do not attempt to answer all of the questions. There is a chance that guessing at the end of the test can seriously lower your score. The best strategy is to pace yourself so that you have time to consider each test question, so you don't have to guess. Guessing at the end of the test can seriously lower your score. The General Test is composed of questions formulated by specialists in various fields.