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    Study the given pattern carefully and select the letter that can replace the question mark (?) in it.​
    Question

    Study the given pattern carefully and select the letter that can replace the question mark (?) in it.

    A.

    S

    B.

    T

    C.

    P

    D.

    R

    Correct option is D

    Given: 
    Logic: Sum of position of left and right square letters = Circle letter position in middle.
    In 1st row:
    P (16) + D (4) = T (20)
    In 2nd row:
    J (10) + G (7) = Q (17)
    Similarly, in row 3rd:
    C (3) + O (15) = ? 
    ? = R (18)
    So, the missing number is
    Thus, the correct option is (d)

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