A cuboid wood is 6 meters long. When it is sawed into two cuboids of equal length, the surface area increases by 400 square centimeters. What is the volume of this wood in cubic decimeters?
一根长方体木料长为6米，锯成两个等长的长方体时，表面积增加了400平方厘米，则这根木料的体积是多少立方分米．
<gadget id="calculator">400 / 100 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 * 6 * 10</gadget>
<output>120</output>

<result>120</result>