Dad drove the whole journey for 2 hours (1/6), how many hours will it take to complete the journey?
爸爸开车2小时行了全程的(1/6)，行完全程要多少小时？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/6) / 2</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 / (1/12)</gadget>
<output>12</output>

<result>12</result>