At the real estate expo, the model of a real estate was made according to the scale of 1:500. The model of building No. 1 of this real estate is 7 cm high. What is its actual height?
房产博览会上，某楼盘的模型是按照1：500的比例尺制作的，该楼盘1号楼模型高7厘米，它的实际高度是多少？
<gadget id="calculator">1 / 500</gadget>
<output>1/500 = around 0.002</output>

<gadget id="calculator">7 / (1/500) / 100</gadget>
<output>35</output>

<result>35</result>