There is a rectangular flower bed in Experimental Primary School. The width of the flower bed is (9/10) meters, and the length is 20 times the width. What is the area of the flower bed in square meters?
实验小学有一长方形花坛，花坛的宽是(9/10)米，长是宽的20倍，花坛的面积是多少平方米？
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">(9/10) * 20 * (9/10)</gadget>
<output>81/5 = around 16.2</output>

<result>81/5 = around 16.2</result>