A car goes from point A to point B. When it goes downhill, it travels an average of 80 kilometers per hour, and it takes 6 hours. When it returns, it goes uphill, and it takes 8 hours to reach it. When it returns, it travels an average of 80 kilometers per hour. rice?
一辆汽车从A地去B地，去时下坡多，平均每小时行驶80千米，用了6小时；返回时，上坡多，用了8小时才到达，返回时平均每小时行驶多少千米？
<gadget id="calculator">6 / 8</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">80 * (3/4)</gadget>
<output>60</output>

<result>60</result>