If you need to know it, it's in this book.
Cracking the New GRE with DVD, 2012 Edition has been completely revised and updated for the changes coming to the GRE in August 2011. It includes:
Access to4 full-length practice tests (2 online and 2 in the book)
Practice questions with detailed explanations for every question
Keystrategies for solving Text Completions, Sentence Equivalents, Numeric Entry, Quantitative Comparisons, and more
Thorough review of all GRE topics, including everything on the new GRE
DVDsupplement (completely overhauled in 2011!) with tutorials and helpful information from The Princeton Review's top GRE course instructor