A rectangular flower base is 40 meters long and 30 meters wide, and January roses are planted every 5 meters on its side. 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，在它的边上边上每隔5米种棵一月季花，这个花卉基地能种几棵花？
<gadget id="calculator">40 + 30</gadget>
<output>70</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">70 * (2/5)</gadget>
<output>28</output>

<result>28</result>