If the height of a cube is increased by 4 cm, a new cuboid is obtained. The surface area of this cuboid is 80 cm2 larger than that of the original cube. What is the volume of the original cube in cm3?
一个正方体的高增加4厘米，得到一个新的长方体，这个长方体的表面积比原正方体的表面积增加了80平方厘米，原正方体的体积是多少立方厘米．
<gadget id="calculator">80 / 4 / 4</gadget>
<output>5</output>

<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<result>125</result>