A cylinder of iron is 16 cm high. If it is forged into a cone whose base diameter is the same as that of the cylinder, what is the height of the cone?
一个圆柱体的铁高16厘米，如果把它锻造成一个底面直径与圆柱体铁相同的圆锥体，这个圆锥高多少？
<gadget id="calculator">3 / 1</gadget>
<output>3</output>

<gadget id="calculator">16 * 3</gadget>
<output>48</output>

<result>48</result>