If the volume of a cone is 30 cubic meters and the area of the base is 6 square meters, what is its height in meters?
一个圆锥的体积是30立方米，底面积是6平方米，那么它的高是多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">30 / (1/3) / 6</gadget>
<output>15</output>

<result>15</result>