Bus No. 6 and No. 9 depart from the Trade Square Station at the same time. Bus No. 6 departs every 8 minutes, and Bus No. 9 departs every 12 minutes. Minutes to start at the same time for the second time?
6路和9路公共汽车同时从贸易广场车站出发，6路公共汽车每隔8分钟发一次车，9路公共汽车每隔12分钟发一次车，这两路公共汽车同时出发以后，至少过多少分钟才第二次同时出发？
<gadget id="calculator">2 * 2 * 2 * 3</gadget>
<output>24</output>

<result>24</result>