Lelejia is 3km away from the school. On a map with a scale of 1:100000, what is the distance between Lelejia and the school?
乐乐家距学校3km，在比例尺为1：100000的地图上，乐乐家与学校的距离是多少？
<gadget id="calculator">1 / 100_000</gadget>
<output>1/100_000 = around 0.00001</output>

<gadget id="calculator">3 * 100_000 * (1/100_000)</gadget>
<output>3</output>

<result>3</result>