The school has a rectangular flower garden with a circumference of 50 meters and a ratio of length to width of 3:2. What is the area of the flower garden in square meters?
学校有一个长方形花圃周长是50米，长和宽的比是3：2，这个花圃的面积是多少平方米？
<gadget id="calculator">50 / 2</gadget>
<output>25</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">25 * (3/5)</gadget>
<output>15</output>

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

<gadget id="calculator">25 * (2/5)</gadget>
<output>10</output>

<gadget id="calculator">15 * 10</gadget>
<output>150</output>

<result>150</result>