Two cars, A and B, drive from east to west at the same time. Car A travels 55.6 km per hour, and car B travels 54.8 km per hour. The two cars meet at a distance of 5.2 km from the midpoint. How long does it take for the two cars to meet?
甲、乙两辆汽车同时从东西两地相对开出，甲车每小时行55.6km，乙车每小时行54.8km，两车在离中点5.2km处相遇，两车用了几小时相遇？
<gadget id="calculator">5.2 * 2</gadget>
<output>10.4</output>

<gadget id="calculator">55.6 - 54.8</gadget>
<output>0.8</output>

<gadget id="calculator">10.4 / 0.8</gadget>
<output>13</output>

<result>13</result>