A cylinder and a cone with the same base and height have a difference of 1.2 cubic decimeters in volume. What is the volume of the cylinder in cubic decimeters?
等底等高的圆柱体和圆锥，体积相差1.2立方分米，圆柱体的体积是多少立方分米．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1.2 / (2/3)</gadget>
<output>1.8</output>

<result>1.8</result>