200 parts are selected from 1000 parts for inspection, and 5 parts are found to be unqualified. What is the pass rate of this batch of parts?
从1000个零件里抽出200件进行检验，发现有5件不合格，这批零件的合格率是多少
<gadget id="calculator">200 - 5</gadget>
<output>195</output>

<gadget id="calculator">195 / 200</gadget>
<output>39/40 = around 0.975</output>

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

<gadget id="calculator">(39/40) * 1</gadget>
<output>39/40 = around 0.975</output>

<result>39/40 = around 0.975</result>