Question

    In each of the following questions, a number series is given with one term missing. Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.

    8, 9, 12, 18, ?, 43

    A 28 Correct Answer Incorrect Answer
    B 30 Correct Answer Incorrect Answer
    C 34 Correct Answer Incorrect Answer
    D 36 Correct Answer Incorrect Answer

    Solution

    8 + 1 = 9 9 + (1 + 2) = 12 12 + (1 + 2 + 3) = 18 18 + (1 + 2 + 3 + 4) = 28 28 + (1 + 2 + 3 + 4 + 5) = 43

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