How many hours does it take for a car (1/4) to travel 25 kilometers in an hour to travel 1 kilometer?
一辆汽车(1/4)小时行驶25千米，行1千米的路程需要多少小时．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) / 25</gadget>
<output>1/100 = around 0.01</output>

<result>1/100 = around 0.01</result>