On a map with a scale of 1:2000, it is measured that the base of a parallelogram is 5 cm and the height is 3 cm. What is the actual area of this land?
在比例尺1：2000的地图上，量得一块平行四边形地的底是5厘米，高是3厘米，这块地的实际面积是多少？
<gadget id="calculator">1 / 2_000</gadget>
<output>1/2_000 = around 0.0005</output>

<gadget id="calculator">5 / (1/2_000) / 100</gadget>
<output>100</output>

<gadget id="calculator">3 / (1/2_000) / 100</gadget>
<output>60</output>

<gadget id="calculator">100 * 60</gadget>
<output>6_000</output>

<result>6_000</result>