The volume of a cone is 720dm**3 and the area of its base is 80dm**2. What is its height in dm?
一个圆锥的体积是720dm**3，底面积是80dm**2，它的高是多少dm．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">720 / (1/3) / 80</gadget>
<output>27</output>

<result>27</result>