A rectangular vegetable greenhouse is 40 meters long and 15 meters wide. If 8 tomato seedlings can be planted per square meter, how many tomato seedlings can be planted in this greenhouse?
一个长方形蔬菜大棚，长40米，宽15米．如果每平方米可以栽8棵西红柿苗，这个大棚一共可以栽多少棵西红柿苗？
<gadget id="calculator">40 * 15 * 8</gadget>
<output>4_800</output>

<result>4_800</result>