If you need to know it for the new GMAT, it's in this book.
Tons of sample problems and drills to show you exactly what to expect on the new GMAT coming i ni June 2012
Step-by-step instruction on the new GMAT question types: table analysis, graphics interperation, multi source reasoning, and two-part analysis
Thorough review of all testes topics, including data sufficiency, arithmetic, algebra geometry, sentence correction, reading comprehension, critical reasoning, and more