On a map with a scale of 1:200,000, the distance between A and B is 12 cm. What is the actual distance between the two places in kilometers?
在一幅比例尺为1：200000的地图上，量得甲、乙两地相距12厘米，这两地之间的实际距离大约是多少千米？
<gadget id="calculator">1 / 200_000</gadget>
<output>1/200_000 = around 0.000005</output>

<gadget id="calculator">12 / (1/200_000) / 100_000</gadget>
<output>24</output>

<result>24</result>