Two cars, A and B, are traveling towards each other from places A and B which are 360 kilometers apart at the same time, and they meet each other after 4 hours. Car B meets car A 2.8 hours after departure. How many kilometers per hour does the car travel?
甲、乙两辆汽车同时从相距360千米的A、B两地相向而行，经过4小时相遇，如果甲车先从A地出发，行2小时后，乙车才从B地开出，乙车出发2.8小时后与甲车相遇．甲车每小时行多少千米？
<gadget id="calculator">360 / 4</gadget>
<output>90</output>

<gadget id="calculator">90 * 2.8</gadget>
<output>252</output>

<gadget id="calculator">360 - 252</gadget>
<output>108</output>

<gadget id="calculator">108 / 2</gadget>
<output>54</output>

<result>54</result>