A car travels from A to B at a speed of 96 km/h and arrives in 6 hours. When returning from B, it took 8 hours because of the rain. What was the average speed of the car in km/h when it returned?
一辆汽车以96千米/时的速度从甲地开往乙地，6小时到达．从乙地返回时，因为下雨，用了8小时．这辆汽车返回时的平均速度是多少千米/时？
<gadget id="calculator">6 / 8</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">96 * (3/4)</gadget>
<output>72</output>

<result>72</result>