The ratio of the length to the width of a rectangle is 3:2, and the width is known to be 6 decimeters, what is the area of the rectangle in square decimeters
一个长方形的长和宽的比是3：2，已知宽是6分米，这个长方形的面积是多少平方分米
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">6 * (3/2) * 6</gadget>
<output>54</output>

<result>54</result>