A rope, after being folded in half twice, still has a length of (11/20) meters. How many meters is this rope originally?
一根绳子，对折两次后，长度还有(11/20)米，这根绳原来长多少米？
<gadget id="calculator">11 / 20</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * (1/2)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(11/20) / (1/4)</gadget>
<output>11/5 = around 2.2</output>

<result>11/5 = around 2.2</result>