WE KNOW THE GMAT The experts at The Princeton Review take the GMAT year after year to make sure you get the most up-to-date, thoroughly researched book possible. This book contains a comprehensive review of the math skills tested on the GMAT, as well as the techniques you'll need for success on the test. WE KNOW STUDENTS Each year we help more than two million students score high with our courses, bestselling books, and award-winning software: WE GET RESULTS Students who take our six-week GMAT course have an average score increase of 80 points (verified by International Communications Research). The proven techniques that we teach in our courses are in this book. AND IF IT'S ON THE GMAT MATH SECTIONS, IT'S IN THIS BOOK The Princeton Review knows that acing the math sections of the GMAT is very different from earning a 4.0 in business school. We don't try to teach you everything there is to know about math--only the techniques that you need to score high on the computer-adaptive GMAT. In GMAT Math Workout, we'll teach you how to think like the test makers and: *Eliminate answer choices that look right but are planted to fool you *Crack tough algebra problems by plugging in numbers in place of letters *Master essential geometry concepts by memorizing a few key formulas *Use process of elimination to solve tricky Data Sufficiency problems Study our techniques and strategies and practice on the more than 220 problems included in this book. These practice questions are just like the ones you'll see on the actual GMAT, and we fully explain every answer.