Fill a conical container with a height of 30 cm with water and pour it into a cylindrical container with the same height as its bottom. What is the height of the water in cm?
用一个高30cm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cm
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">30 * (1/3)</gadget>
<output>10</output>

<result>10</result>