The distance from City A to City B is 360 kilometers. A long-distance bus departs from City A at 8:45 am and arrives at City B at 4:45 pm. How many kilometers per hour does the coach travel on average?
从甲城到乙城的距离是360千米，一辆长途汽车上午8时45分从甲城出发，下午4时45分到达乙城．长途汽车平均每小时行驶多少千米？
<gadget id="calculator">360 / 8</gadget>
<output>45</output>

<result>45</result>