truck leaves City A at a speed of 60 kilometers per hour at 8:00 am and arrives at City B at 6:00 pm. How many kilometers has the truck traveled in total?
一列货车上午8时以每小时60千米的速度从甲城开出，晚上6时到达乙城，这列货车一共行驶了多少千米？
<gadget id="calculator">4 + 6</gadget>
<output>10</output>

<gadget id="calculator">60 * 10</gadget>
<output>600</output>

<result>600</result>