Thoroughly prepare for the Quantitative component of the GMAT exam with 2020 edition of the Quantitative Guide, complete with 319 actual questions from previous GMAT exams as well as answer explanations. This edition includes exclusive access to the online question bank that allows you to create practice tests from the over 319 retired GMAC questions featured in the book, as well as videos from real test takers and GMAC staff who share insight and tips on GMAT preparation. The Quantitative component now includes a mobile app. The mobile app provides access to the test bank practice questions and features which include the ability to create custom quiz sessions, tag questions for later review, and sync metrics between devices. You can even study offline when you're away from the internet. Improve your quantitative skills by focusing your GMAT preparation on the area where you need the most help. You'll get the same questions and answer explanations written by GMAT exam experts. This edition also features exclusive access to videos from real test takers and GMAC staff stressing the importance of big data skills in the real world and offering insight into math skills necessary to be successful on the Quant section of the exam.