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10th Class Mathematics Related to Competitive Exam Question Bank Commercial Mathematics

  • question_answer
    The simple interest on Rs. 18200 from March 9, 2001 to May 21, 2001 at \[7\frac{3}{4}%\] rate will be

    A)  Rs. 290          

    B)         Rs. 273  

    C)  Rs. 288          

    D)         Rs. 225

    Correct Answer: B

    Solution :

     March + April + May \[=22+30+21=73\]days \[=\frac{73}{365}year=\frac{1}{5}year\] \[\therefore \] Interest \[=Rs.\left( 18200\times \frac{1}{5}\times \frac{15}{2\times 100} \right)\]                 \[=Rs.273\]


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