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SSC Sample Paper Mock Test-4 SSC CGL Tear-II Paper-1

  • question_answer
    At what rate per cent per annum will the simple interest on a sum of money be \[\frac{2}{5}\]of the amount in 10 yr?

    A)  \[4%\]  

    B)   \[6%\]

    C)  \[5\frac{2}{3}%\]                     

    D)  \[6\frac{2}{3}%\]

    Correct Answer: A

    Solution :

    Let the sum Rs. x and the rate per cent = r% \[\therefore \]\[\frac{x\times r\times 10}{100}=\frac{2}{5}x\Rightarrow \frac{r}{10}=\frac{2}{5}\Rightarrow r=\frac{20}{5}=4%\]                


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