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    Question

    5 persons P, Q, R, S, and T are sitting around a round

    table. How many times can they sit in different ways so that Q and T do not sit together? type-ssc
    A 35 Correct Answer Incorrect Answer
    B 24 Correct Answer Incorrect Answer
    C 48 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer

    Solution

    P, Q, R, S and T Total letters = 5 Now this is the way to sit around the round table = (5-1)! =4! =4×3×2=24 Now to put together a Q and T=3! ×2! =12 Not put together Q and T=24-12=12

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