The quality inspection department of a certain city randomly inspected 500 dairy products in the city, and 25 of them were unqualified. What is the qualified rate of this batch of dairy products?
某市质量检验部抽检了全市500件奶制品，其中有25件不合格，这批奶制品的合格率是多少？
<gadget id="calculator">500 - 25</gadget>
<output>475</output>

<gadget id="calculator">475 / 500</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>