It would be best that you go through the GMAT practice test questions in the Study Guide first and then look at the videos for the questions that you might need help in.
Questions 237-239, pg. 185
Questions 240-244, pgs. 185-186
Questions 245-247, pg. 186
Try the free Mathway calculator and
problem solver below to practice various math topics. Try the given examples, or type in your own
problem and check your answer with the step-by-step explanations.
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