On a map, the distance between A and B is 3 cm, but the actual distance between A and B is 60 kilometers. What is the scale of this map?
在一幅地图上，量得甲乙两地的距离是3厘米，而甲乙两地的实际距离是60千米，这幅地图的比例尺是多少
<gadget id="calculator">60 * 100_000</gadget>
<output>6_000_000</output>

<gadget id="calculator">3 / 6_000_000</gadget>
<output>1/2_000_000 = around 0</output>

<result>1/2_000_000 = around 0</result>