A car has traveled a total of 432 kilometers from 7:45 am to 3:45 pm. How many kilometers does this car travel per hour?
一辆汽车从上午7：45开始到下午3：45共行驶了432千米．这辆汽车每小时行多少千米？
<gadget id="calculator">432 / 8</gadget>
<output>54</output>

<result>54</result>