A rectangular piece of land is 300 meters long and 200 meters wide. If it is drawn on a drawing with a scale of 1:5000, what is the area?
一块长方形地长300米，宽200米，把它画在比例尺是1：5000的图纸上，面积应该是多少？
<gadget id="calculator">1 / 5_000</gadget>
<output>1/5_000 = around 0.0002</output>

<gadget id="calculator">300 * 100 * (1/5_000) * 200 * 100 * (1/5_000)</gadget>
<output>24</output>

<result>24</result>