If Anna flies in plane 4 and Dave flies in plane 2, which one of the following must be true?

maddiec88 on October 21, 2022

Game Help

How are we supposed to deduce that a pilot cant be in more than one plane? It doesn't say all of the planes are up at the same time. Im really confused by this one

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Emil-Kunkin on October 24, 2022

When in doubt, you can do something unless you are explicitly told you cannot. Here, we also have the numbers to work on. There are only three qualified pilots and four planes, if all planes fly at least one pilot must be in more than one plane