cuboid iron block with a length of 8 cm, a width of 5 cm, and a height of 3 cm is melted into a cylinder with a base area of 12 cm2. What is the height of this cylinder in cm?
把一个长8厘米，宽5厘米，高3厘米的长方体铁块溶制成一个底面积是12平方厘米的圆柱，这个圆柱的高是多少厘米？
<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">8 * 5 * (1/4)</gadget>
<output>10</output>

<result>10</result>