On New Year's Day, the park shipped 240 potted flowers, and they are going to be placed in 4 flower beds. Each flower bed is placed in 2 rows. How many potted flowers are placed in each row on average?
元旦节公园运来240盆花，准备放在4个花坛里，每个花坛摆2行，平均每行摆多少盆花？
<gadget id="calculator">240 / 4 / 2</gadget>
<output>30</output>

<result>30</result>