Convert the fraction to hundredths by multiplying by 100%.<br><br>
&bull; \(\frac{11}{20} \times 100\%\) = \(\frac{11 \times 5}{20 \times 5} = \frac{55}{100}\) = 55%<br>
&bull; Alternatively: \(\frac{11}{20}\) = 11 ÷ 20 = 0.55 = 55%<br>
&bull; This matches option D: 55%.<br><br>
Final Answer: D: 55%