Cut a piece of cylindrical steel into the largest cone, the cut part weighs 8 kg, how much does this piece of cylindrical steel weigh in kilograms?
把一段圆柱形钢材削成一个最大的圆锥，削去的部分重8千克，这段圆柱形钢重多少千克．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">8 / (2/3)</gadget>
<output>12</output>

<result>12</result>