The business tax rate is 5%. Aunt Wang’s store had a turnover of 8,000 yuan last month. What is her tax amount?
营业税税率为5%，王阿姨的商店上月营业额为8000元，他的税额是多少
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">8_000 * (1/20)</gadget>
<output>400</output>

<result>400</result>