In an apartment, there are five floors(starting from the ground) in which five different people Bella, Kelly, David, Fanny and Ellen live from top to bottom randomly. Fanny is on the ground floor. Only David is between Bella and Kelly. Kelly is on the 1st floor. In which floor does Ellen stay? Correct Answer 4th floor Arranging them according to the given information: 1) Fanny is on the ground floor and Kelly is on the 1st floor. Floor Person 4th floor 3rd floor 2nd floor 1st floor Kelly Ground floor Fanny 2) Only David is between Bella and Kelly. It means that the three of them are together. Floor Person 4th floor 3rd floor Bella 2nd floor David 1st floor Kelly Ground floor Fanny we are left with just one position which is for Ellen. Final arrangement: Floor Person 4th floor Ellen 3rd floor Bella 2nd floor David 1st floor Kelly Ground floor Fanny Therefore, Ellen lives on the 4th floor. Hence, the correct answer is the 4th floor.