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    Question

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

    21, ?, 93, 156, 237,

    336
    A 65 Correct Answer Incorrect Answer
    B 48 Correct Answer Incorrect Answer
    C 55 Correct Answer Incorrect Answer
    D 35 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, The given series follows the following pattern: 21 + 9 X 3 = 48 48 + 9 X 5 = 93 93 + 9 X 7 = 156 156 + 9 X 9 = 237 237 + 9 X 11 = 336

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