A batch of 180 parts is planned, and Xiao Wang made the plan in 3 hours (1/6). According to this calculation, how many hours will it take to complete all the parts?
计划一批零件180个，小王3小时做了计划的(1/6)，照这样计算，完成全部零件需要几小时？
<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>