A cylindrical container with a bottom area of 15.7 square decimeters and a height of 8 decimeters. A cube with a side length of 2 decimeters is placed in the container. Now pour 86.2 liters of water into the container, and the water will cover the cube. At this time, the height of the water is How many decimeters?
一个圆柱体容器，底面积15.7平方分米，高8分米，容器里放有一个棱长是2分米的正方体，现在往容器中倒入86.2升水，水淹没正方体，这时水的高度是多少分米？
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<gadget id="calculator">86.2 + 8</gadget>
<output>94.2</output>

<gadget id="calculator">94.2 / 15.7</gadget>
<output>6</output>

<result>6</result>