A 2-meter-long cuboid is sawed into 4 sections on average, and the surface area is increased by 48 square decimeters. What is the original volume of this wood in cubic decimeters?
把一根长2米的长方体木料，平均锯成4段，表面积比原来增加了48平方分米，原来这根木料的体积是多少立方分米．
<gadget id="calculator">48 / 6</gadget>
<output>8</output>

<gadget id="calculator">2 * 10</gadget>
<output>20</output>

<gadget id="calculator">8 * 20</gadget>
<output>160</output>

<result>160</result>