If a 5-meter-long cylindrical wooden pole is cut into 4 equal sections, the surface area increases by 60 square decimeters, what is the volume of this wood in cubic decimeters?
把一根长5米的圆柱形木枓截成相同的4段，表面积增加了60平方分米，这根木料的体积是多少立方分米．
<gadget id="calculator">60 / 6</gadget>
<output>10</output>

<gadget id="calculator">10 * 5 * 10</gadget>
<output>500</output>

<result>500</result>