Use 240 cm wire to form a rectangle. The ratio of length to width is 3:2. What is the area of this rectangle?
用240厘米的铁丝围成一个长方形．长、宽的比是3：2．这个长方形的面积是多少？
<gadget id="calculator">240 / 2</gadget>
<output>120</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">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">120 * (2/5)</gadget>
<output>48</output>

<gadget id="calculator">120 * (3/5) * 48</gadget>
<output>3_456</output>

<result>3_456</result>