A road is 2400 meters long. How many trees can be planted every 6 meters on one side of the road?
一段公路长2400米，在公路一边每6米种一棵树，可以种多少棵．
<gadget id="calculator">2_400 / 6</gadget>
<output>400</output>

<gadget id="calculator">400 + 1</gadget>
<output>401</output>

<result>401</result>