If a motorcycle travels 4 kilometers in 5 minutes, how many minutes does it take for the motorcycle to travel 1 kilometer?
一辆摩托车5分钟行驶了4千米，这辆摩托车行驶1千米需多少分钟．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 / (4/5)</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>