Number Properties GMAT Preparation Guide (Manhattan GMAT Preparation Guide: Sentence Correction)
Special Features: *Each of the 8 Guides covers 1 major topic in extensive depth, providing  students with many more pages-per-topic than found in all in-one books.   Single-topic focus of each guide allows the student to purchase only those  guides that pertain to his/her weaknesses.*Purchase includes 6 Full-Length Computer Adaptive Online Practice GMAT  Exams and Bonus Number Properties Online Question Bank developed  exclusively by Manhattan GMAT. Your book includes a unique access code that  enables you to access these online resources.*Cleanly-presented strategies, problems sets, and explanations with  sidebars that highlight key concepts; no need to wade through cramped pages  in small typeface.  *Each chapter builds comprehensive content understanding in the given topic  area by providing rules, strategies and in-depth examples of how the GMAT  tests a given topic and how you can respond accurately and quickly. Each  chapter (except Pemdas) is followed by 15 challenging practice problems,  progressively increasing in difficulty and designed to increase your  ability from novice to expert in the given topic. Answers with  comprehensive explanations follow each problem set.*A special chapter provides specific strategies for attacking GMAT Data  Sufficiency Problems that involve the use of Number Properties. Data  Sufficiency problems are uniquely challenging problems that account for  more than one-third of the quantitative problems you will see on the GMAT.*After mastering all the Number Properties topics and completing Manhattan  GMAT's comprehensive problem sets, you can test your knowledge on Number  Properties problems that have appeared on past GMAT exams. These problems  are contained in The Official Guides For GMAT Review (sold separately),  published by GMAC, the organization that administers the GMAT. Manhattan  GMAT has categorized all the problems in The Official Guides by topic and  the comprehensive list of categorized Number Properties problems appears in  the back of the Number Properties Strategy Guide.