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    Question

    What should come in place of question mark ‘?’ in the following number series?

    8    8    12    24     60      ?

    A 120 Correct Answer Incorrect Answer
    B 150 Correct Answer Incorrect Answer
    C 180 Correct Answer Incorrect Answer
    D 140 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    8 x 1 = 8 8 x 1.5 = 12 12 x 2 = 24 24 x 2.5 = 60 60 x 3 =  180

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