Question

A large office building has floors above and below ground. The ground-level floor of the building is labeled Floor 0. Tanya steps into the elevator outside of her office. She rides the elevator down 9 floors, then up 5 floors, down 3 floors, and up 2 floors. Tanya exits the elevator on Floor –2. Tanya’s office is on what floor of this building?

Answer 1

If Tanya exits the elevator on Floor –2, and rides the elevator up 2 floors from there, Tanya’s office is on Floor 0. Answer: \boxed{0}.