There is no extra effective practical formula, which allows us to convert the raw points during the exercise tests on paper, "CAT GMAT scores. The test is a dynamic, changing the results in real-time" problems, "the big questions of bias in the results. Another important factor that affects the score position errors - How to make a mistake, whether at the beginning or the end of test.Having said that a rough guide to achieving 750 + points is a zero error rate and a maximum of four errors in verbal.