Teacher Li rides a bicycle to work and can travel 180 meters per minute. It takes him 40 minutes to get from home to school. How far is Mr. Li's home from the school?
李老师骑自行车上班，每分钟能行180米，他从家到学校要用40分钟．李老师家离学校有多远？
<gadget id="calculator">180 * 40</gadget>
<output>7_200</output>

<result>7_200</result>