A rectangular flower bed is 2.8 meters long and 2.5 meters wide. If 20 flowers can be planted per square meter, how many flowers can be planted in this flower bed?
一个长方形花坛长2.8米，宽2.5米，如果每平方米能培植鲜花20支，这个花坛一共可以培植鲜花多少支？
<gadget id="calculator">2.8 * 2.5 * 20</gadget>
<output>140</output>

<result>140</result>