Now that you’ve got all those math concepts under your belt, no doubt you’re itching to use them. Here’s your first chance. As you learned back in chapter 1, Problem Solving (PS) questions are in standard multiple-choice format: a single question, followed by five answer choices. You should be pretty familiar with this type of problem from years of school and standardized tests. So without further ado, let’s jump right in and see what they’re all about.