Question

    Find the missing term in the series: 5, 9, 17,

    33, ?, 129
    A 22 Correct Answer Incorrect Answer
    B 32 Correct Answer Incorrect Answer
    C 42 Correct Answer Incorrect Answer
    D 65 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Each term = (previous term Γ— 2) βˆ’ 1 5Γ—2βˆ’1 = 9 9Γ—2βˆ’1 = 17 17Γ—2βˆ’1 = 33 33Γ—2βˆ’1 = 65 65Γ—2βˆ’1 = 129 Missing term = 65Β 

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