The sum of the base and the height of a parallelogram vegetable field is 150 meters, and their ratio is 3:2. What is the area of this vegetable field in square meters?
一块平行四边形菜地，底与高的和是150米，它们的比是3：2，求这块菜地的面积是多少平方米？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">150 * (3/5)</gadget>
<output>90</output>

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

<gadget id="calculator">150 * (2/5)</gadget>
<output>60</output>

<gadget id="calculator">90 * 60</gadget>
<output>5_400</output>

<result>5_400</result>