The length of the railway between A and B is 960 kilometers. A train departs from A to B at 11 am on June 24 and arrives at 7 pm on the same day. What is the average speed of the train?
甲乙两城之间的铁路长960千米，一列火车于6月24上午11时从甲城开往乙城，当日晚7时到达，这列火车的平均速度是多少？
<gadget id="calculator">19 - 11</gadget>
<output>8</output>

<gadget id="calculator">960 / 8</gadget>
<output>120</output>

<result>120</result>