The actual height of Building No. 1 in a community is 40 meters, and the ratio of its height to the model height is 200:1. What is the height of the model in cm?
某小区1号楼的实际高度是40米，它的高度与模型高度的比是200：1．模型的高度是多少厘米？
<gadget id="calculator">1 / 200</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">40 * (1/200)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * 100</gadget>
<output>20</output>

<result>20</result>