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    Question

    In a row A is 13th from the left and B is 16th from the

    right, after interchanging their positions A becomes 27th from the left. Find the total no of persons in a row?
    A 38 Correct Answer Incorrect Answer
    B 37 Correct Answer Incorrect Answer
    C 35 Correct Answer Incorrect Answer
    D 42 Correct Answer Incorrect Answer
    E 40 Correct Answer Incorrect Answer

    Solution

             Total no of persons in a row = person position after change +  other person position before change – 1          Total no of persons in a row = (27 + 16)-1                                                             =42

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