A car drives from place A to place B, travels 60 kilometers per hour, arrives in 6 hours, and arrives at place A in only 5 hours when it returns. How many kilometers per hour does it travel on average when returning?
一辆汽车从甲地开往乙地，每小时行60千米，6小时到达，返回时只用5小时就到达甲地，返回时平均每小时行多少千米？
<gadget id="calculator">6 / 5</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">60 * (6/5)</gadget>
<output>72</output>

<result>72</result>