Master Wang has processed a batch of parts, the pass rate is 96%, and 8 parts are unqualified. How many parts are there in this batch?
王师傅加工了一批零件，合格率为96%，有8个零件不合格，这批零件有多少个．
<gadget id="calculator">96 / 100</gadget>
<output>24/25 = around 0.96</output>

<gadget id="calculator">1 - (24/25)</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">8 / (1/25)</gadget>
<output>200</output>

<result>200</result>