Railways Sample Paper RRB (Group D) Sample Test Paper-6

  • question_answer
    The sum of the series
    \[(1+0.6+0.06+0.006+0.0006+...)\] is

    A)  \[1\frac{2}{3}\]            

    B)  \[1\frac{1}{3}\]

    C)  \[2\frac{1}{3}\]            

    D)  \[2\frac{2}{3}\]

    Correct Answer: A

    Solution :

    [a] \[1+0.6+0.06+0.006+0.0006+...=1.666...\] \[=1.\overline{6}=1\frac{6}{9}=1\frac{2}{3}\]


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