The income of a movie theater in November is 200,000 yuan, and the remaining 190,000 yuan after paying taxes. What is the tax rate?
一电影院11月份的收入是20万元，缴税后剩余19万元．请问税率是多少？
<gadget id="calculator">20 - 19</gadget>
<output>1</output>

<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>