There is a 30-meter long road from the dormitory building to the cafeteria. Potted flowers are placed every 2 meters on both sides of the road (both ends are placed). How many potted flowers should be placed in this section of Yonglu?
从宿舍楼到食堂有一段30米长的甬路，甬路的两侧每隔2米摆放一盆花(两端都摆)．这段甬路一共要摆放多少盆花？
<gadget id="calculator">30 / 2</gadget>
<output>15</output>

<gadget id="calculator">15 + 1</gadget>
<output>16</output>

<gadget id="calculator">16 * 2</gadget>
<output>32</output>

<result>32</result>