Subject

    Quantitative Aptitude

    Topic

    Number

    What will come in place of question mark (?) in the following number series? 0,         7,         26,       63,       ?,          215,     342

    ক)
    143
    খ)
    168
    গ)
    124
    ঘ)
    120
    ঙ)
    None of these

    Explanation

    The pattern of the given number series is as following: → 1 3 – 1 = 0, → 2 3 – 1 = 7, → 3 3 – 1 = 26, → 4 3 – 1 = 63, → 5 3 – 1 = 124, → 6 3 – 1 = 215, → 7 3 – 1 = 342 Hence, the required term in place of question mark in the given number series is 124.

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