piece of green land has an area of 200 square meters and a width of 8 meters. If the width is increased to 24 meters, the length remains unchanged. So how many square meters is the expanded green area?
一块绿地面积是200平方米，宽是8米，如果把宽增加到24米，长不变．那么扩大后绿地面积是多少平方米？
<gadget id="calculator">24 / 8</gadget>
<output>3</output>

<gadget id="calculator">200 * 3</gadget>
<output>600</output>

<result>600</result>