Use 48 cm wire to form a cuboid (not counting the joints). The ratio of the length, width and height of the cuboid is 3:4:5. What is the surface area of the cuboid in square centimeters?
用48厘米的铁丝围成一个长方体(接口处不计)，这个长方体长、宽、高之比为3：4：5，这个长方体的表面积是多少平方厘米．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">3 + 4 + 5</gadget>
<output>12</output>

<gadget id="calculator">3 / 12</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">12 * (1/4)</gadget>
<output>3</output>

<gadget id="calculator">4 / 12</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">12 * (1/4) * 12 * (1/3)</gadget>
<output>12</output>

<gadget id="calculator">12 * (1/3)</gadget>
<output>4</output>

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">12 * (1/4) * 12 * (5/12)</gadget>
<output>15</output>

<gadget id="calculator">12 * (1/3) * 12 * (5/12)</gadget>
<output>20</output>

<gadget id="calculator">12 + 15 + 20</gadget>
<output>47</output>

<gadget id="calculator">47 * 2</gadget>
<output>94</output>

<result>94</result>