A train travels 80 kilometers per hour from A to B. It departs at 9:00 and arrives at 17:00. How many kilometers are there between A and B?
一列火车从甲地乙开往乙地，每小时行80千米，9时出发，17时到达，甲、乙两地有多少千米？
<gadget id="calculator">80 * 8</gadget>
<output>640</output>

<result>640</result>