On a map with a scale of 1:1000000, how many centimeters are used to represent 60 kilometers.
在一幅比例迟是1：1000000的地图上，用多少厘米表示60千米．
<gadget id="calculator">1 / 1_000_000</gadget>
<output>1/1_000_000 = around 0.000001</output>

<gadget id="calculator">60 * 100_000 * (1/1_000_000)</gadget>
<output>6</output>

<result>6</result>