Correct Answer - Option 2 : F
Seven people: A, B, C, D, E, F, and G
Floors (from bottom to top) – 1 to 9
1) C lives on an even-numbered floor.
2) Three people live between F and C.
3) The number of people living between F and D is equal to the number of people living between D and C.
4) B lives immediately below F.
Case 1
Floors(From top to bottom)
|
People
|
7
|
|
6
|
C
|
5
|
|
4
|
D
|
3
|
|
2
|
F
|
1
|
B
|
Case 2
Floors(From top to bottom)
|
People
|
7
|
|
6
|
F
|
5
|
B
|
4
|
D
|
3
|
|
2
|
C
|
1
|
|
5) More than four people live between E and G. Hence, case 1 is eliminated.
6) B lives on one of the floors below G
Floors(From top to bottom)
|
People
|
7
|
G
|
6
|
F
|
5
|
B
|
4
|
D
|
3
|
A
|
2
|
C
|
1
|
E
|
Hence, ‘F’ lives on the sixth floor.