A conical container with a height of 9 cm is filled with water and poured into a cylindrical container with the same height as the bottom. What is the height of the water in cm?
用一个高9厘米的圆锥形容器盛满水，倒入和它等底等高的圆柱形容器中，水的高度是多少厘米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<result>3</result>