Use a 64 cm long iron wire to form a rectangular frame with a ratio of length to width of 5:3. What is the area enclosed by this rectangular frame?
用一根长64厘米的铁丝，围成一个长与宽比是5：3的长方形框架，这个长方形框架围成的面积是多少？
<gadget id="calculator">64 / 2</gadget>
<output>32</output>

<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">32 * (5/8)</gadget>
<output>20</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">32 * (3/8)</gadget>
<output>12</output>

<gadget id="calculator">20 * 12</gadget>
<output>240</output>

<result>240</result>