A circular flower garden is 20 meters long, and a potted flower is placed every 2 meters. How many potted flowers are there in total?
一个圆形花圃一周长20米，每隔2米放一盆花，一共放了多少盆花．
<gadget id="calculator">20 / 2</gadget>
<output>10</output>

<result>10</result>