Pour 4 cubic meters of sand into a cuboid pit with a length of 8 meters and a width of 2.5 meters. What is the thickness of the sand in decimeters?
把4立方米的沙倒入一个长8米、宽2.5米的长方体坑内，沙厚多少分米．
<gadget id="calculator">4 / 8 / 2.5</gadget>
<output>0.2</output>

<gadget id="calculator">0.2 * 10</gadget>
<output>2</output>

<result>2</result>