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Railways Sample Paper RRB (Group D) Sample Test Paper-11

  • question_answer
    Simple interest on a certain sum for 6 years is\[\frac{9}{25}\]of the sum. The rate. Of interest is

    A)  6%                  

    B)  \[6\frac{1}{2}%\]

    C)  8%                  

    D)  \[8\frac{1}{2}%\]

    Correct Answer: A

    Solution :

    [a]  \[Rate=\frac{SI\times 100}{\Pr incipal\times Time}\] \[=\frac{9}{25}\times \frac{100}{6}\] 6% per annum


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