cuboid whose base is a square with a side length of 4 decimeters and a height of 8 decimeters is completely immersed in a cylindrical container filled with water. The bottom area of the container is 32 decimeters square. How many centimeters will the water level rise?
一个长方体，底面是一个正方形，底边长是4分米，高是8分米，完全浸入到一个盛满水的圆柱形容器里，容器的底面积为32平方分米．水面会升高多少厘米？
<gadget id="calculator">8 / 32</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">4 * 4 * (1/4) * 1 * 10</gadget>
<output>40</output>

<result>40</result>