There is a batch of products, the ratio of qualified products to unqualified products is 23:2, what is the qualified rate of this batch of products.
有一批产品，合格产品与不全格产品的个数比为23：2，这批产品的合格率为多少．
<gadget id="calculator">2 + 23</gadget>
<output>25</output>

<gadget id="calculator">23 / 25</gadget>
<output>23/25 = around 0.92</output>

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

<gadget id="calculator">(23/25) * 1</gadget>
<output>23/25 = around 0.92</output>

<result>23/25 = around 0.92</result>