A rectangular corn field is 600 meters long and 300 meters wide. If an average of 10 tons of corn is harvested per hectare, how many tons of corn can be harvested in this cornfield?
一块长方形的玉米地，长600米，宽300米．如果每公顷平均收玉米10吨，这块玉米地能收玉米多少吨？
<gadget id="calculator">1 * 10_000</gadget>
<output>10_000</output>

<gadget id="calculator">300 / 10_000</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">600 * (3/100) * 10</gadget>
<output>180</output>

<result>180</result>