A rectangle A is first enlarged by 6:1 to obtain figure B, and then figure B is reduced by 1:4 to form figure C. What fraction of the area of C is A?
一个长方形A，先按6：1放大得到图形B，再把图形B按1：4缩小成图形C，则C的面积是A的几分之几？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) ** 2</gadget>
<output>9/4 = around 2.25</output>

<result>9/4 = around 2.25</result>