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Principal=7800 rupeesperiod=7 yearstotal amount= 11349 rupeesannual rate of interest =
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Principal=7800 rupeesperiod=7 yearstotal amount= 11349 rupeesannual rate of interest =

User Mcoav
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\begin{gathered} \text{Interest}=\text{Amount}-\text{pricipal} \\ I=11349-7800 \\ I=3549 \\ So, \\ I=\frac{\text{PRT}}{100} \\ 3549=(7800* R*7)/(100) \\ R=6.5\text{ \%} \end{gathered}

User Gasim
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