There are 5,400 parts in one batch, and Master Wang made all (1/3) of them in 6 hours. At this speed, how many hours will it take to finish all of them?
一批零件共有5400个，王师傅6小时做了全部的(1/3)，以这样的速度，还需几小时才能全部做完？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

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

<gadget id="calculator">18 - 6</gadget>
<output>12</output>

<result>12</result>