A 10-meter-long rope, folded in half and then in half, cut all the bends, each section is the original ((())/(())), how many meters is each section long.
一根长10米的绳子，对折再对折，把所有折弯处剪开，每段是原来的((())/(()))，每段长多少米．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">10 * (1/4)</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>