Uncle Wang planted trees on the side of the 25-meter road, one tree every 5 meters, how many trees can be planted at most?
王叔叔在25米的道路一旁植树，每5米种一棵，最多可以种多少棵？
<gadget id="calculator">25 / 5</gadget>
<output>5</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<result>6</result>