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    L, K, J, H, G, F, D and S live on eight different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it,
    Question

    L, K, J, H, G, F, D and S live on eight different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on till the topmost floor is numbered 8. L lives exactly one floor above K and exactly one floor below G. Only K lives between H and L, whereas H lives exactly one floor above J. Only D lives between S and J. F lives on the 8th floor, while S lives on the 1st  floor:
    On which floor does K live?

    A.

    5th 

    B.

    7th

    C.

    3rd

    D.

    4th 

    Correct option is A

    F lives on the 8th floor, while S lives on the 1st  floor:

    ​L lives exactly one floor above K and exactly one floor below G 

    Only K lives between H and L

    whereas H lives exactly one floor above J.

    Only D lives between S and J. 

    Now final 

    K live at 5th floor.

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