If a cube with a surface area of 54 square centimeters is cut into two equal cuboids, what is the maximum sum of the surface areas of the two cuboids?
一个表面积为54平方厘米的正方体，切成两个完全相等的长方体后，这两个长方体的表面积的和最大是多少平方分米．
<gadget id="calculator">54 / 6</gadget>
<output>9</output>

<gadget id="calculator">6 + 2</gadget>
<output>8</output>

<gadget id="calculator">8 / 100</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">9 * (2/25)</gadget>
<output>18/25 = around 0.72</output>

<result>18/25 = around 0.72</result>