The school recently dug a cuboid bunker. The bunker is 6m long and 2.5m wide. The school transported two trucks of sand, each 3m**3, and poured the sand into the bunker to make it flat. The sand in the bunker What is the average thickness in centimeters?
学校新近挖了一个长方体的沙坑，沙坑长6m，宽2.5m，学校用汽车运来两车沙，每车3m**3，把这些沙倒入沙坑铺平，沙坑里的沙平均厚多少厘米？
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">6 / 6 / 2.5</gadget>
<output>0.4</output>

<gadget id="calculator">0.4 * 100</gadget>
<output>40</output>

<result>40</result>