There are 31 potted flowers (both ends) placed on one side of the park corridor, and they are placed at intervals of 5 meters. Only put 26 pots now instead, how many meters should the interval between them be changed into (both ends are put)?
公园走廊的一侧摆放着31盆花(两端都摆)它们每隔5米．现在要改为只放26盆，(两端都放)它们之间的间隔应改为多少米？
<gadget id="calculator">31 - 1</gadget>
<output>30</output>

<gadget id="calculator">30 * 5</gadget>
<output>150</output>

<gadget id="calculator">26 - 1</gadget>
<output>25</output>

<gadget id="calculator">150 / 25</gadget>
<output>6</output>

<result>6</result>