A rectangle has a perimeter of 24 meters and a width of 5 meters. What is the area of the rectangle?
一个长方形的周长是24米，宽是5米，这个长方形的面积是多少？
<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<gadget id="calculator">12 - 5</gadget>
<output>7</output>

<gadget id="calculator">7 * 5</gadget>
<output>35</output>

<result>35</result>