A cone with a base radius of 2 cm and a height of 6 cm is submerged in a cylindrical container with a height of 20 cm. When the cone is taken out of the water, the water level drops by 4 cm. What is the volume of the cylinder? (π takes 3.14)
在一个高为20厘米的圆柱形容器内浸没着一个底面半径为2厘米、高6厘米的圆锥，当从水中取出圆锥后水面下降了4厘米，圆柱的体积是多少？(π取3.14)
<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

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

<gadget id="calculator">(1/3) / 4</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">3.14 * 4 * 6 * (1/12)</gadget>
<output>6.28</output>

<gadget id="calculator">6.28 * 20</gadget>
<output>125.6</output>

<result>125.6</result>