square container with a side length of 3 decimeters is filled with water, and it is poured into a conical container to fill it up. The bottom area of the conical container is 27 square decimeters. The height of the conical container must be how many decimeters.
一个棱长是3分米的正方形容器装满水后，倒入一个圆锥形容器里正好装满，圆锥容器的底面积是27平方分米，这个圆锥形容器的高一定是多少分米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 / (1/3) / 27</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">3 * 3 * (1/3)</gadget>
<output>3</output>

<result>3</result>