Formula Answer - Chapter 24; Students will master questions where the answers look like formulas. This technique will work for any formula answer question. It  is easy to identify these questions on the ACT and there are almost always several of these.  Chapter Level of Difficulty  9. (PDF Version)
Questions 5, 8, and 9 are extremely difficult. 99.9% of readers will not be able to answer these correctly until they read through the solutions.. Read through the detailed solutions to understand the concepts! This chapter is very difficult! Master the lower difficulty level questions first. 
 
16 Questions with Detailed Color-Coded Solutions