Pour 54L of water into a glass fish tank with a length of 4dm, a width of 3dm, and a height of 5dm. What is the depth of the water in dm?
把54L水倒入一个长4dm，宽3dm，高5dm的玻璃鱼缸中，水深多少dm．
<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<gadget id="calculator">54 / 12</gadget>
<output>9/2 = around 4.5</output>

<result>9/2 = around 4.5</result>