Class 3 and Class 2 participated in the tree planting activity. There were 96 trees in total, and they were divided into two groups to plant. The first group planted 3 rows, and the second group also planted 3 rows. How many trees are planted per row?
三2班参加植树活动，共有树96棵，分成两个组栽，第一组栽3行，第二组也栽3行．平均每行栽多少棵？
<gadget id="calculator">3 + 3</gadget>
<output>6</output>

<gadget id="calculator">96 / 6</gadget>
<output>16</output>

<result>16</result>