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    Question

    What should come in place of (?) question mark in the

    given number series. 3, 8, 18, 38, 78, ?
    A 165 Correct Answer Incorrect Answer
    B 120 Correct Answer Incorrect Answer
    C 158 Correct Answer Incorrect Answer
    D 105 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Pattern = ( Γ—2 + 2) 3 β†’ 8 (3Γ—2+2), 8β†’18, 18β†’38, 38β†’78, So next = 78Γ—2+2 = 158

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