The length of the rope after being folded in half 3 times is 5 cm, what is the length of the rope in cm?
对折3次后的绳子长度是5厘米，这根绳子长是多少厘米．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">5 / (1/8)</gadget>
<output>40</output>

<result>40</result>