A radio factory has produced 400 color TV sets, and after quality inspection, 6 sets are unqualified. What is the pass rate of this batch of TV sets?
某无线电厂生产了400台彩色电视机，经质量检测，有6台不合格，这批电视机的合格率是多少．
<gadget id="calculator">400 - 6</gadget>
<output>394</output>

<gadget id="calculator">394 / 400</gadget>
<output>197/200 = around 0.985</output>

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

<gadget id="calculator">(197/200) * 1</gadget>
<output>197/200 = around 0.985</output>

<result>197/200 = around 0.985</result>