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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-10

  • question_answer
    In how much time would the simple interest on a certain sum be 0.125 times the principal at 10% per annum?

    A)  \[1\frac{1}{4}\]yr         

    B)  \[1\frac{3}{4}\]yr

    C)  \[2\frac{1}{4}\]yr         

    D)  \[2\frac{3}{4}\]yr

    Correct Answer: A

    Solution :

    Let the principal = Rs. P \[\therefore \] Simple interest = Rs. 0.125 P \[\therefore \] \[0.125\,\,P=\frac{P\times t\times 10}{100}\] \[\Rightarrow \] \[t=\frac{12.5}{10}=1.25=1\frac{1}{4}yr\]


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