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    Question

    What will come in the place of questions (?) mark in following questions.

    10, 9, 16, 45, 176,

    ?.
    A 635 Correct Answer Incorrect Answer
    B 715 Correct Answer Incorrect Answer
    C 685 Correct Answer Incorrect Answer
    D 875 Correct Answer Incorrect Answer
    E none Correct Answer Incorrect Answer

    Solution

    Here series follows the pattern- 10×1-1 = 9 9×2-2 = 16 16×3-3 = 45 45×4-4 = 176 176×5-5 = 875

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