A cylindrical bucket has a volume of 24 cubic decimeters and a bottom area of 8 square decimeters. It is filled with 80% water. How high is the water in decimeters.
一个圆柱形水桶容积是24立方分米，桶底面积是8平方分米．里面装了80%的水．水面高多少分米．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(4/5) / 8</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">24 * (1/10)</gadget>
<output>12/5 = around 2.4</output>

<result>12/5 = around 2.4</result>