A factory produces a kind of machine parts. After inspection, 75 parts are qualified and 5 are unqualified. What is the pass rate?
工厂生产一种机器零件，经检验，合格的有75个，不合格的有5个，那么合格率是多少．
<gadget id="calculator">75 + 5</gadget>
<output>80</output>

<gadget id="calculator">75 / 80</gadget>
<output>15/16 = around 0.9375</output>

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

<gadget id="calculator">(15/16) * 1</gadget>
<output>15/16 = around 0.9375</output>

<result>15/16 = around 0.9375</result>