A bucket is a square with a side of 2.5 decimeters and a height of 3.6 decimeters. If such 20 barrels of water are poured into a cuboid pool with a length of 1.5 meters and a width of 0.8 meters, how many meters will the water be deep?
一个水桶，底面边长是2.5分米的正方形，高3.6分米．这样的20桶水，注入一个长1.5米、宽0.8米的长方体水池后，水深多少米？
<gadget id="calculator">3.6 / 1_000</gadget>
<output>0.0036</output>

<gadget id="calculator">1.5 * 0.8</gadget>
<output>1.2</output>

<gadget id="calculator">20 / 1.2</gadget>
<output>16.666667</output>

<gadget id="calculator">2.5 * 2.5 * 0.0036 * 16.666667</gadget>
<output>0.375</output>

<result>0.375</result>