A car departs from A at 6:00 am and arrives at B at 2 pm. The distance between A and B is 120 kilometers, what is the average speed of the car in kilometers?
汽车早晨6：00从甲地出发，下午2点到达乙地．甲乙两地相距120千米，汽车的平均速度为多少千米．
<gadget id="calculator">14 - 6</gadget>
<output>8</output>

<gadget id="calculator">120 / 8</gadget>
<output>15</output>

<result>15</result>