How many trees can be planted on a 750-meter-long straight riverbank if one tree is planted every 5 meters?
750米长的直线河岸，每隔5米种一棵树，能种多少棵树？
<gadget id="calculator">750 / 5</gadget>
<output>150</output>

<gadget id="calculator">150 + 1</gadget>
<output>151</output>

<result>151</result>