Out of 800 parts, 760 are authentic. What is the authenticity rate of this batch of parts?
做800个零件，有760个是正品，这批零件的正品率是多少
<gadget id="calculator">760 / 800</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>