A cuboid log is 8 meters long, and after being cut into 3 sections along the cross section, the surface area increases by 30.24 square meters. Find the volume of the original log.
一根长方体木料长8米，沿横截面截成3段后，表面积增加了30.24平方米．求原来这根木料的体积．
<gadget id="calculator">30.24 / 4</gadget>
<output>7.56</output>

<gadget id="calculator">7.56 * 8</gadget>
<output>60.48</output>

<result>60.48</result>