“You’re standing on the surface of the Earth. You walk one mile south, one mile west, and one mile north. You end up exactly where you started. Where are you?”
You’ll hear this question if you’re interviewing to join billionaire Tesla and SpaceX founder Elon Musk’s team. But if you’re speechless and scratching your head, don’t worry — the accuracy of your answer doesn’t matter so much as how you explain your logical reasoning.