A rectangular flower base is 40 meters long and 30 meters wide, and 3 roses are planted per square meter. How many flowers can be planted in this flower base?
一块长方形花卉基地，长40米，宽30米，每平方米种3棵月季花，这个花卉基地能种几棵花？
<gadget id="calculator">30 * 40 * 3</gadget>
<output>3_600</output>

<result>3_600</result>