Use 72 cm long iron wire to form a cuboid frame with square sides on the left and right sides. If length: width = 5:2, what is the volume of the cuboid in cubic centimeters?
用72厘米长的铁丝围成一个左右两面是正方形的长方体框架，若长：宽=5：2，则长方体的体积是多少立方厘米．
<gadget id="calculator">72 / 4</gadget>
<output>18</output>

<gadget id="calculator">5 + 2 + 2</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">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">18 * (2/9)</gadget>
<output>4</output>

<gadget id="calculator">10 * 4 * 4</gadget>
<output>160</output>

<result>160</result>