A train leaves at 8:30 in the morning and runs a total of 560 kilometers until 4:30 in the afternoon. How many kilometers per hour does the train run on average?
一列火车早上8：30开出，到下午4：30一共运行了560千米，这列火车平均每小时运行多少千米？
<gadget id="calculator">560 / 8</gadget>
<output>70</output>

<result>70</result>