The perimeter of a rectangular piece of land is 80 meters, and the ratio of its length to width is 3:2. What is the area of this rectangular piece of land in square meters?
一块长方形地的周长是80米，它的长和宽的比是3：2，这块长方形地的面积是多少平方米？
<gadget id="calculator">80 / 2</gadget>
<output>40</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">40 * (3/5)</gadget>
<output>24</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">40 * (2/5)</gadget>
<output>16</output>

<gadget id="calculator">24 * 16</gadget>
<output>384</output>

<result>384</result>