The furniture factory ordered 500 pieces of square wood. The cross-sectional area of each piece of square wood is 25dm**2 and the length is 3m. How many square meters are these pieces of wood in total?
家具厂订购500根方木，每根方木横截面的面积是25dm**2，长是3m，这些木料一共是多少方？
<gadget id="calculator">0.25 * 3 * 500</gadget>
<output>375</output>

<result>375</result>