Two cars, A and B, start from places A and B at the same time and drive toward each other. A car travels 60 kilometers per hour. Car B travels 48 kilometers per hour, and car A travels 30 kilometers longer than car B when they meet each other. Find the distance between A and B in kilometers?
甲、乙两辆汽车分别从A、B两地同时出发，相向而行．甲车每小时行60千米．乙车每小时行48千米，相遇时甲车比乙车多行了30千米．求A、B两地相距多少千米？
<gadget id="calculator">30 / 12</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(5/2) * 108</gadget>
<output>270</output>

<result>270</result>