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GMAT Data Sufficiency Problems
Questions 107 - 120, pg 287 - 288

Free online video lessons from khanacademy covering the practice questions in the data sufficiency math section of The Official Guide for GMAT Review.

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.

The videos on this lesson are for GMAT Practice Questions 107 - 120 (starting from page 287 in the Study Guide)

Questions 107-109, pg. 287

Questions 110-111, pg. 287

Questions 112-115, pg. 287

Questions 116-118, pg. 288

Questions 119-120, pg. 288

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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