The car drives from place A to place B, and travels 48 kilometers per hour, and travels (3/4) of the whole journey in (1/2) hour. How much time is left to complete the journey according to this calculation?
汽车从甲地开往乙地，每小时行48千米，(1/2)小时行了全程的(3/4)，照这样计算还有多少时间才能行完全程？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(3/4) / (1/2)</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(1/4) / (3/2)</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>