The Food Hygiene Supervision Bureau went to a food company to test food, and took 50 samples, 49 of which passed the test. What is the pass rate of this batch of food?
食品卫生监督局到某食品公司检测食品，抽取样品50件，合格49件，这批食品的合格率为多少．
<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>