The compound interest on a sum of money for $2$ years is $\text{Rs. } 410$ and the simple interest for $2$ years is $\text{Rs. } 400$. Find the rate of interest per annum and the principal sum.
Options:
- A: $\text{Rs. } 4,000 \text{ and } 5\%$
- B: $\text{Rs. } 4,500 \text{ and } 4\%$
- C: $\text{Rs. } 4,000 \text{ and } 4\%$
- D: $\text{Rs. } 5,000 \text{ and } 5\%$
Related Practice Questions:
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