The value of which of the following fractions is less than twenty percent ?

Answer: Option E

$$\begin{array}{rl}& \frac{5}{6}=\left(\frac{5}{6}\times 100\right)\%\\ & =83\frac{1}{3}\%\\ & \frac{2}{3}=\left(\frac{2}{3}\times 100\right)\%\\ & =66\frac{2}{3}\%\\ & \frac{2}{5}=\left(\frac{2}{5}\times 100\right)\%\\ & =40\%\\ & \frac{1}{4}=\left(\frac{1}{4}\times 100\right)\%\\ & =25\%\\ & \frac{2}{11}=\left(\frac{2}{11}\times 100\right)\%\\ & =18\frac{2}{11}\%<20\%\end{array}$$