A conical container with a base diameter of 6 cm and a height of 8 cm. If this container is filled with water and poured into a cylindrical container with a bottom radius of 2 cm, what is the depth of water in the cylindrical container?
一个圆锥形容器，底面直径6厘米，高8厘米．如果把这个容器装满水倒入底面半径是2厘米的圆柱形容器，圆柱形容器里的水深是多少厘米？
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

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

<gadget id="calculator">3.14 * 9 * 8 * (1/3)</gadget>
<output>75.36</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4</gadget>
<output>12.56</output>

<gadget id="calculator">75.36 / 12.56</gadget>
<output>6</output>

<result>6</result>