Xiao Wang produces a batch of parts. After testing, 46 pieces are qualified and 4 are unqualified. What is the pass rate of this batch of parts?
小王生产一批零件，经检测有46件合格4件不合格，这批零件的合格率是多少．
<gadget id="calculator">46 + 4</gadget>
<output>50</output>

<gadget id="calculator">46 / 50</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>