What is the area of a rectangle whose length to width ratio is 7:8 using 60 cm iron wire?
用60厘米的铁丝做成长和宽的比为7：8的长方形，这个长方形的面积是多少．
<gadget id="calculator">7 + 8</gadget>
<output>15</output>

<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">(7/15) / 2</gadget>
<output>7/30 = around 0.233333</output>

<gadget id="calculator">60 * (7/30)</gadget>
<output>14</output>

<gadget id="calculator">8 / 15</gadget>
<output>8/15 = around 0.533333</output>

<gadget id="calculator">(8/15) / 2</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">60 * (4/15)</gadget>
<output>16</output>

<gadget id="calculator">14 * 16</gadget>
<output>224</output>

<result>224</result>