A cylinder and a cone have the same base and height, their volumes differ by 6.28 cubic decimeters, what is the volume of the cylinder in cubic decimeters?
一个圆柱和一个圆锥等底等高，它们的体积相差6.28立方分米，圆柱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">6.28 / (2/3)</gadget>
<output>9.42</output>

<result>9.42</result>