The quality inspection department in Chongqing randomly checked a batch of zongzi, 49 were qualified and 1 was unqualified. What is the pass rate?
重庆质检部门抽查一批粽子，有49个合格，1个不合格，合格率是多少．
<gadget id="calculator">49 + 1</gadget>
<output>50</output>

<gadget id="calculator">49 / 50</gadget>
<output>49/50 = around 0.98</output>

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

<gadget id="calculator">(49/50) * 1</gadget>
<output>49/50 = around 0.98</output>

<result>49/50 = around 0.98</result>