Use a 48 cm long iron wire to make a cuboid frame. The ratio of its length, width and height is 3:2:1. What is its volume?
用一根长48厘米的铁丝做一个长方体框架，它的长、宽、高的比是3：2：1，它的体积是多少．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">3 / 3</gadget>
<output>1</output>

<gadget id="calculator">1 + 2 + 1</gadget>
<output>4</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">2 / 48</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">12 * (1/24)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">48 / (1/2)</gadget>
<output>96</output>

<gadget id="calculator">1 / 48</gadget>
<output>1/48 = around 0.020833</output>

<gadget id="calculator">48 * (1/2) * 96 * (1/48)</gadget>
<output>48</output>

<result>48</result>