Xiaohong's family planted flowers on a parallelogram open space with a base of 4 meters and a height of 5 meters. If flowers sell for 300 yuan per square meter of land, how much can the flowers on this land sell for?
小红家在一块底边为4米、高为5米的平行四边形空地上种花．如果每平方米土地的花卖300元，这块地上的花能卖多少元？
<gadget id="calculator">5 * 4 * 300</gadget>
<output>6_000</output>

<result>6_000</result>