### Find the simple interest on Rs. 5200 for 2 years at 6% per annum.

A. Rs. 450 B. Rs. 524 C. Rs. 600 D. Rs. 624 Answer: Option D
$\begin{array}{l} \mathrm{P}=\text { Principal Amount } \\ \mathrm{T}=\text { Time period } \\ \mathrm{R}=\text { Rate of Interest } \\ I=\frac{P \times T \times R}{100} \\ I=\frac{5200 \times 2 \times 6}{100} \\ I=624 . \end{array}$