The volume of a cylinder of wood is 2.4 cubic decimeters, how many cubic decimeters should be cut to make a largest cone.
一根圆柱体木料的体积是2.4立方分米，要削成一个最大的圆锥体，要削去多少立方分米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">2.4 * (1/3)</gadget>
<output>0.8</output>

<gadget id="calculator">2.4 - 0.8</gadget>
<output>1.6</output>

<result>1.6</result>