A rectangular vegetable field is 60 meters long and 40 meters wide. On average, you can harvest 4 kilograms of cucumbers per square meter. How many kilograms can you harvest in total?
一块长方形菜地，长60米，宽40米，平均每平方米收黄瓜4千克，一共可以收多少千克？
<gadget id="calculator">60 * 40 * 5</gadget>
<output>12_000</output>

<result>12_000</result>