To make a cuboid frame whose ratio of length, width and height is 2:1:3 requires 360 centimeters of iron wire; what is the space occupied by this frame?
做一个长、宽、高的比是2：1：3的长方体框架需要360厘米长的铁丝；这个框架所占的空间是多少．
<gadget id="calculator">360 / 4</gadget>
<output>90</output>

<gadget id="calculator">2 + 1 + 3</gadget>
<output>6</output>

<gadget id="calculator">2 / 6</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">90 * (1/3)</gadget>
<output>30</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">90 * (1/6)</gadget>
<output>15</output>

<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">90 * (1/2)</gadget>
<output>45</output>

<gadget id="calculator">30 * 15 * 45</gadget>
<output>20_250</output>

<result>20_250</result>