Fold a rope in half 4 times and then cut it, what is the original length of each rope
把一根绳子对折4次后剪开，每根占原长得多少
<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>