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    Question

    What will come in place of the question mark (?) in the following series?

    8, 15, 44, 175, 874,

    ?
    A 5532 Correct Answer Incorrect Answer
    B 5240 Correct Answer Incorrect Answer
    C 5520 Correct Answer Incorrect Answer
    D 5243 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    8 X 2) - 1 = 15 (15 X 3) - 1 = 44 (44 X 4) - 1 = 175 (175 X 5) - 1 = 874 (874 X 6) - 1 = 5243

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