The distance between A and B is 200 kilometers. If it is drawn on a map with a scale of 1:5,000,000, how many centimeters should be drawn from A to B?
甲乙两地相距200千米，如果画在比例尺是1：5000000的地图上，甲地到乙地应画多少厘米．
<gadget id="calculator">1 / 5_000_000</gadget>
<output>1/5_000_000 = around 0</output>

<gadget id="calculator">200 * 100_000 * (1/5_000_000)</gadget>
<output>4</output>

<result>4</result>