The qualified rate of the products produced in a certain workshop is 95%. If 320 products are taken out from this workshop, how many unqualified products are there in this batch?
某车间生产的产品的合格率是95%，从这个车间取出320件产品，这批产品中不合格的有多少件？
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">1 - (19/20)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">320 * (1/20)</gadget>
<output>16</output>

<result>16</result>