On a map with a scale of 1:100000, the measured distance between A and B is 2cm, so what is the actual distance between A and B?
在比例尺是1：100000的地图上，量的A、B两地的距离是2cm，那么A、B两地的实际距离是多少．
<gadget id="calculator">1 / 100_000</gadget>
<output>1/100_000 = around 0.00001</output>

<gadget id="calculator">2 / (1/100_000) / 100_000</gadget>
<output>2</output>

<result>2</result>