If you walk to school at a speed of 1.1m/s, and it takes 12 minutes to walk from home to school, do you know the approximate distance between your home and school?
假如你上学步行速度为1.1m/s，从家到学校要走12min，你知道你家离学校的大约距离吗？
<gadget id="calculator">12 * 60</gadget>
<output>720</output>

<gadget id="calculator">1.1 * 720</gadget>
<output>792</output>

<result>792</result>