Question 1
7 people (Tom, Casey, Pooja, Blake, Matthew, Pankaj, Skyler) live on floors 1 to 7. Their professions: Tom: Chef, Casey: Lawyer, Pooja: Manager, Blake: Engineer, Matthew: Librarian, Pankaj: Professor, Skyler: Surgeon.
Based on these clues:
• the Engineer lives immediately above Pooja
• Pankaj lives immediately above the Lawyer
• There is exactly one floor between Matthew and Pankaj
• Pooja lives above the Surgeon
• the Librarian lives on floor 7
On which floor does Casey live?
The unique arrangement (floor: person) is: {1: 'Skyler', 2: 'Pooja', 3: 'Blake', 4: 'Casey', 5: 'Pankaj', 6: 'Tom', 7: 'Matthew'}.