I am not sure I entirely understand the game. In typical Fermi questions, the goal is to arrive at the appropriate order of magnitude. In this game, the order o

I am not sure I entirely understand the game. In typical Fermi questions, the goal is to arrive at the appropriate order of magnitude. In this game, the order of magnitude appears to be provided for you. The extrema are ~220k and ~1.8M for the question regarding passengers in the air, and these extrema are less than an order of magnitude apart. Am I misunderstanding something...?