A cone has a volume of 900 cubic meters and a base area of 45 square meters. What is its height in meters?
一个圆锥的体积是900立方米，底面积是45平方米，它的高是多少米．
<gadget id="calculator">3 / 45</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">900 * (1/15)</gadget>
<output>60</output>

<result>60</result>