On a drawing with a scale of (1/500), the distance between A and B is 1000 cm. What is the actual distance between A and B in kilometers?
在比例尺是(1/500)的图纸上，量得甲乙两地的距离是1000厘米，甲，乙两地的实际距离是多少千米．
<gadget id="calculator">1 / 500</gadget>
<output>1/500 = around 0.002</output>

<gadget id="calculator">1_000 / (1/500) / 100_000</gadget>
<output>5</output>

<result>5</result>