gevaughn600
gevaughn600
25.03.2020 • 
Mathematics

Bess visited a library that had floors above ground level. The library also had floors below ground. While visiting the library, Bess entered on the ground level, went to both the third and fourth floor above ground, returned to the ground- level floor, and then went to the third floor below ground. When she finished, she returned to the ground level. Which set of integers best represents the floors Bess visited at the library.

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