A cylinder has a volume 12 cubic decimeters greater than that of a cone with the same base and height. What is the volume of this cylinder.
一个圆柱体，比与它等底等高的圆锥体的体积多12立方分米．这个圆柱体的体积是多少．
<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">12 / (2/3)</gadget>
<output>18</output>

<result>18</result>