Official Guide for the GMAT 13th Ed.

Below are video explanations to some of the math practice questions and all of the Sentence Correction practice questions in the GMAT Official Guide, 13th Edition. Unfortunately, we don't have videos (yet!) for 100% of the questions listed below. 

If you find a question without a video explanation, please feel free to add in your own explanation and we will respond with our feedback! 

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You should also consider using Magoosh GMAT Prep. Our comprehensive online prep program features over 250 video lessons and 800 online practice questions with video explanations to help you conquer the GMAT. 

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Section 5.3 Problem Solving

Section 6.3 Data Sufficiency

Section 7.4 Reading Comprehension

Section 9.6 Sentence Correction