A car drove from Chengdu to Kunming with a speed of 80 km/h, and it took 12 hours; when it returned, the speed was 96 km/h, how long did it take to return to Chengdu?
一辆汽车从成都开往昆明，去时速度为80千米/小时，用了12小时；返回时速度为96千米/小时，返回成都用了多少时间？
<gadget id="calculator">12 / 96</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">80 * (1/8)</gadget>
<output>10</output>

<result>10</result>