The actual distance between A and B is 180 kilometers. On a map with a scale of 1:6,000,000, how many centimeters should be drawn?
甲地到乙地的实际距离是180千米，在一幅比例尺是1：6000000的地图上，应画多少厘米？
<gadget id="calculator">1 / 6_000_000</gadget>
<output>1/6_000_000 = around 0</output>

<gadget id="calculator">180 * 100_000 * (1/6_000_000)</gadget>
<output>3</output>

<result>3</result>