A road is 150 meters long, and there are two lampposts at each end of the road. There are 9 more lampposts to be buried between the original lampposts here, and the distance between every two adjacent lampposts is equal. Find the distance.
一条马路长150米，马路一边的两端各有电灯柱1根．要在这边原有的灯柱之间再埋电灯柱9根，每相邻两根的距离相等，求此距离．
<gadget id="calculator">11 - 1</gadget>
<output>10</output>

<gadget id="calculator">150 / 10</gadget>
<output>15</output>

<result>15</result>