A passenger car travels a total of 336 kilometers from 8:30 am to 2:30 pm. How many kilometers per hour does this passenger car travel on average?
一辆客车从上午8：30到下午2：30共行驶336千米，这辆客车平均每小时行多少千米？
<gadget id="calculator">336 / 6</gadget>
<output>56</output>

<result>56</result>