Data Sufficiency Topics

The GMAT Quantitative section tests your ability to use your basic mathematical knowledge and your ingenuity in analyzing problem statements to determine data sufficiency. You don’t actually solve these problems, but rather you determine the sufficiency of the data given for solving the problems. To prepare you for Data Sufficiency questions gives thorough coverage to questions of this type in nine different topical areas. To get the widest selection of these advanced problems, go to the Subscriber section of the site.

On the Public side of the site, we thoroughly explain the Data Sufficiency concept, with an Explanatory Page, and three illustrative Videos. We also have a large selection of Data Sufficiency questions, which you can find at these locations: