The garden masters want to plant small saplings on a parallelogram open space with a base of 30 meters and a corresponding height of 25 meters. If 4 small saplings can be planted per square meter of open space, how many small saplings can be planted in total?
园林师傅们想在一块底是30米、其对应的高是25米的平行四边形的空地上栽小树苗，如果每平方米的空地可栽4棵小树苗，那么一共能栽多少棵小树苗？
<gadget id="calculator">30 * 25 * 4</gadget>
<output>3_000</output>

<result>3_000</result>