If the drawing with a length of 40cm and a width of 30cm is reduced by 1:5, what is the area of the new drawing obtained in cm**2.
将长40cm、宽30cm的图纸按1：5缩小，得到的新图纸的面积是多少cm**2．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">40 * (1/5)</gadget>
<output>8</output>

<gadget id="calculator">30 * (1/5)</gadget>
<output>6</output>

<gadget id="calculator">8 * 6</gadget>
<output>48</output>

<result>48</result>