A cuboid, the sum of the lengths of the sides is 72 cm, and the ratio of length, width, and height is 5:3:1, what is the surface area of the cuboid in square centimeters?
一个长方体，棱长总和是72厘米，长、宽、高的比是5：3：1，这个长方体的表面积是多少平方厘米．
<gadget id="calculator">72 / 4</gadget>
<output>18</output>

<gadget id="calculator">5 + 3 + 1</gadget>
<output>9</output>

<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">18 * (5/9)</gadget>
<output>10</output>

<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">18 * (1/3)</gadget>
<output>6</output>

<gadget id="calculator">10 * 6</gadget>
<output>60</output>

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">18 * (1/9)</gadget>
<output>2</output>

<gadget id="calculator">10 * 2</gadget>
<output>20</output>

<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<gadget id="calculator">60 + 20 + 12</gadget>
<output>92</output>

<gadget id="calculator">92 * 2</gadget>
<output>184</output>

<result>184</result>