The railway between A and B is 1098 kilometers long. A train departs from A to B at 10:00 p.m. on February 29, 2000, and arrives at 7:00 a.m. on March 1, 2000. How many kilometers does the train travel per hour? ?
甲乙两城铁路长1098千米，一列火车于2000年2月29日晚上10时从甲城开往乙城，在2000年3月1日上午7时到达，这列火车每小时行多少千米？
<gadget id="calculator">2 + 7</gadget>
<output>9</output>

<gadget id="calculator">1_098 / 9</gadget>
<output>122</output>

<result>122</result>