If it's on the GRE math section, it's in this book! Math Workout for the GRE, 2nd Edition is completely updated for the August 2011 changes to the GRE. It includes:
More than 200 practice questions
Step-by-step strategies for cracking tricky Quantitative Comparison and Data Analysis questions
Complete coverage of the changes to the Quantitative Reasoning section
Detailed, comprehensive explanations for every question
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The experts at The Princeton Review have been helping students, parents, and educators achieve the best results at every stage of the education process since 1981. The Princeton Review has helped millions succeed on standardized tests, and also provides expert advice and instruction to help parents, teachers, students, and schools navigate the complexities of school admissions. They offer classroom courses in 41 states and 21 countries, online and school-based courses, and one-to-one and small group tutoring.
Math Workout for the New GRE, 2nd Edition by The Princeton Review