A rectangular orchard is 400 meters long and 250 meters wide. What is the area of the rectangular orchard?
长方形果园长400米，宽250米，长方形果园面积是多少
<gadget id="calculator">250 / 10_000</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">400 * (1/40)</gadget>
<output>10</output>

<result>10</result>