Car A and car B drive from two places 360 kilometers apart. Car A travels 45 kilometers per hour, and car B travels 55 kilometers per hour. How long can the two cars meet?
甲、乙两车从相距360千米的两地相对开出，甲车每小时行45千米，乙车每小时行55千米，两车几小时可以相遇？
<gadget id="calculator">45 + 55</gadget>
<output>100</output>

<gadget id="calculator">360 / 100</gadget>
<output>18/5 = around 3.6</output>

<result>18/5 = around 3.6</result>