The interest on a sum of ₹1,225 for 2 years, when interest is compounded annually at a certain rate of interest, is ₹144. Find the rate of interest per annum.
1
\(5 \frac{4}{7} \%\)
2
\(6 \frac{2}{7} \%\)
3
\(5 \frac{5}{7} \%\)
4
\(5 \frac{2}{7} \%\)