What is the height of a cylinder whose base area is 20cm**2 and volume is 75cm**3?
在一个底面积是20cm**2，体积是75cm**3的圆柱体的高是多少．
<gadget id="calculator">75 / 20</gadget>
<output>15/4 = around 3.75</output>

<result>15/4 = around 3.75</result>