The distance between the two places is 1200 meters. Xiaowen and Xiaoying start from the two places at the same time. Xiaowen walks 45 meters per minute, and Xiaoying walks 55 meters per minute. After a few minutes meet?
两地相距1200米，小文和小英同时从两地出发，小文每分钟走45米，小英每分钟走55米．经过几分钟相遇？
<gadget id="calculator">45 + 55</gadget>
<output>100</output>

<gadget id="calculator">1_200 / 100</gadget>
<output>12</output>

<result>12</result>