The lack of information regarding the actual content of the ARE 5.0 exam (current and past) is what scares candidates the most. First thing you need to do is stop complaining and blaming the system for being unfair. We must all play by the rules if we want to play (and win) the game. Try out as many ARE 5.0 practice exams as you can afford – this is why we provide such low prices!
Try different providers in order to reduce the chance of being surprised on test day. Use the answer clarifications to learn about a given subject. Open the provided links, see YouTube videos, and read books. Lastly, go back and practice all over again. Good luck!