To build a road, a certain road repair team repaired it in 3 days (1/6), then how many days will it take for this road repair team to complete the road.
修一条路，某修路队3天修了(1/6)，那么这个修路队修完这条路共需多少天．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/6) / 3</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">1 / (1/18)</gadget>
<output>18</output>

<result>18</result>