A conical container with a bottom area of 94.2 cm2 and a height of 30 cm is filled with water, and then the water is poured into a cylindrical container with a bottom area of 31.4 cm2. What is the height of the water?
用一个底面积为94.2平方厘米，高为30厘米的圆锥形容器盛满水，然后把水倒入底面积为31.4平方厘米的圆柱形容器内，水的高为多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) * 94.2 * 30</gadget>
<output>942</output>

<gadget id="calculator">942 / 31.4</gadget>
<output>30</output>

<result>30</result>