The turnover of Huangshi Hotel in September is 30,000 yuan, and 28,500 yuan is left after tax payment. What tax rate does this hotel pay tax?
黄石饭店九月份的营业额是30000元，纳税后剩下28500元，这家饭店是按多少的税率纳税的．
<gadget id="calculator">30_000 - 28_500</gadget>
<output>1_500</output>

<gadget id="calculator">1_500 / 30_000</gadget>
<output>1/20 = around 0.05</output>

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