A rectangular piece of land is 250 meters long and 150 meters wide. If it is drawn on a drawing with a scale of 1:5000, what is the area on the drawing?
一块长方形地长250米，宽150米，把它画在比例尺是1：5000的图纸上，图上面积应该是多少？
<gadget id="calculator">1 / 5_000</gadget>
<output>1/5_000 = around 0.0002</output>

<gadget id="calculator">250 * 100 * (1/5_000) * 150 * 100 * (1/5_000)</gadget>
<output>15</output>

<result>15</result>