The ratio of the volumes of a cone to a cylinder is 2:3, and the radii of the bases are equal. If the height of the cone is 36 cm, what is the height of the cylinder in cm?
一个圆锥和一个圆柱的体积之比是2：3，底面半径相等．如果圆锥的高是36厘米，则圆柱的高是多少厘米？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">36 * (1/2)</gadget>
<output>18</output>

<result>18</result>