200 cm wire is used to form a rectangle, the ratio of length to width is 3:2, what is the area of the rectangle?
用一根200厘米的铁丝围成了一个长方形，长和宽的比是3：2，围成的长方形的面积是多少平方厘米．
<gadget id="calculator">200 / 2</gadget>
<output>100</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">100 * (3/5)</gadget>
<output>60</output>

<gadget id="calculator">100 - 60</gadget>
<output>40</output>

<gadget id="calculator">60 * 40</gadget>
<output>2_400</output>

<result>2_400</result>