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 161-162, pg. 174
Questions 163-166, pg. 174
Questions 167-172, pgs. 174-175
Questions 173-176, pgs. 175-176
Questions 177-179, pg. 176
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
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