If the volume of a cone is 30 cubic decimeters, what is the volume of a cylinder with the same base and height?
圆锥体的体积是30立方分米，与它等底等高的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">30 / (1/3)</gadget>
<output>90</output>

<result>90</result>