A passenger car travels 80 kilometers per hour from point A to point C, and it takes 6 hours to arrive. If it takes 8 hours to reach point C, how many kilometers does it need to travel per hour?
一辆客车从甲地开往丙地，每小时行80千米，要6小时到达，如果需要8小时到达丙地，每小时要行多少千米？
<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>