Maple Leaf Clothing Factory produced 120 suits, and 40% of the total was produced in the first 8 days. According to this calculation, how many days will it take to complete the production? (in two ways)
枫叶服装厂生产120套西服，前8天生产了总数的40%，照这样计算，完成生产共需要几天？(用两种方法)
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/5) / 8</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">120 * (1/20)</gadget>
<output>6</output>

<gadget id="calculator">120 / 6</gadget>
<output>20</output>

<result>20</result>