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    Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which lett
    Question

    Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group?
    (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)​

    A.

    POR

    B.

    SQU

    C.

    LJN

    D.

    ECG

    Correct option is A

    Logic = first letter - 2 = second letter and second letter + 4 = third letter
    (A) POR
    P - 2 = N not O
    O + 4 = S not R
    Different from the others
    (B) SQU
    S - 2 = Q
    Q + 4 = U
    Pattern: –2, +4
    (C) LJN
    L - 2= J
    J + 4 = N
    Pattern: –2, +4
    (D) ECG
    E -2 = C
    C + 4 = G
    Pattern: –2, +4
    Final Correct Option: (A) POR

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