If a cylindrical wood is cut into the largest cone, the volume cut off is 72 cubic centimeters, what is the volume of the cone in cubic centimeters?
把一个圆柱形木材削成一个最大的圆锥，削去的体积是72立方厘米，这个圆锥的体积是多少立方厘米．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">72 * (1/2)</gadget>
<output>36</output>

<result>36</result>