The scale of a map is 1:8000000. If the actual distance between the two places is 500 kilometers, what is the distance in centimeters on the map?
一张地图的比例尺是1：8000000，如果两地的实际距离是500千米，图上距离应是多少厘米．
<gadget id="calculator">1 / 8_000_000</gadget>
<output>1/8_000_000 = around 0</output>

<gadget id="calculator">500 * 100_000 * (1/8_000_000)</gadget>
<output>25/4 = around 6.25</output>

<result>25/4 = around 6.25</result>