Cut the 3-meter-long rope into 5 sections on average, the length of the third section is how many centimeters, and the length of the fourth section is the length of this rope ((())/(())).
把3米长的绳子平均剪成5段，其中的第三段长多少厘米，第四段的长度是这根绳子长的((())/(()))．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>