A cylinder and a cone have the same volume, the ratio of their base areas is 3:5, the height of the cylinder is 8 cm, and the height of the cone is how many cm.
一个圆柱和一个圆锥的体积相等，它们的底面积的比是3：5，圆柱的高是8厘米，圆锥的高是多少厘米．
<gadget id="calculator">9 / 5</gadget>
<output>9/5 = around 1.8</output>

<gadget id="calculator">8 * (9/5)</gadget>
<output>72/5 = around 14.4</output>

<result>72/5 = around 14.4</result>