A cube of iron with a volume of 2m**3 is melted and cast into a cuboid with a length of 25dm and a width of 16dm. What is its height?
体积是2m**3的立方体铁块融铸成一个长方体，长25dm，宽16dm，它的高是多少？
<gadget id="calculator">25 * 16</gadget>
<output>400</output>

<gadget id="calculator">1_000 / 400</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">2 * (5/2)</gadget>
<output>5</output>

<result>5</result>