There are 125 products in a batch, and 25 of them are qualified. What is the qualified rate of this batch of products?
一批产品有125件，共有25件合格，这批产品的合格率为多少
<gadget id="calculator">25 / 125</gadget>
<output>1/5 = around 0.2</output>

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

<gadget id="calculator">(1/5) * 1</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>