# GMAT Data Sufficiency

Khan Academy, , Prof. Salman Khan

Updated On 02 Feb, 19

Khan Academy, , Prof. Salman Khan

Updated On 02 Feb, 19

Sal works through 155 data sufficiency problems in the GMAC GMAT Review book (so using real GMAT problems). Buy the book, then watch the videos.

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4.1 ( 11 )

63-68, pgs. 282-283

Sam

Sep 12, 2018

Excellent course helped me understand topic that i couldn't while attendinfg my college.

Dembe

March 29, 2019

Great course. Thank you very much.