Pretreatment means a lot of things to a lot of different people. Find out what it means to you as you work through this fun test (with trick questions, hint hint). As you go through, the program will automatically tell you whether you are wrong or right, and record your score..
It will likely require 10 minutes of undisturbed time to complete this exercise. If you get one or more incorrect, write down the problem number so that you can quickly access the answer at the end of this freebie.
Good luck and challenge your friends and colleagues to take the same teaser test and see who does better. After all: IT'S FREE!!!!!!!