A cube container with side length 6 decimeters is filled with water. Now pour water into a glass tank with a length of 0.9 meters, a width of 0.4 meters, and a height of 0.7 meters. How many decimeters is the water surface high?
一个正方体容器，棱长6分米，里面盛满水．现将水倒入长0.9米、宽0.4米、高0.7米的玻璃缸中，水面高多少分米？
<gadget id="calculator">0.9 * 10 * 0.4 * 10</gadget>
<output>36</output>

<gadget id="calculator">6 / 36</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">6 * 6 * (1/6)</gadget>
<output>6</output>

<result>6</result>