City A is about 200 kilometers away from City B. If these two cities are drawn on a map with a scale of 1:2,000,000, what is the distance in centimeters between the two cities on the map?
甲市到乙市约200千米，如果在比例尺为1：2000000的地图上画出这两个城市，这两个城市之间的图上距离是多少厘米？
<gadget id="calculator">1 / 2_000_000</gadget>
<output>1/2_000_000 = around 0</output>

<gadget id="calculator">200 * 100_000 * (1/2_000_000)</gadget>
<output>10</output>

<result>10</result>