The turnover of a supermarket in July is 800,000 yuan. If the sales tax is paid at a rate of 5%, how much is the sales tax that the supermarket should pay in July.
某超市7月份的营业额是80万元，如果按5%的税率缴纳营业税，该超市7月份应缴纳营业税多少万元．
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">80 * (1/20)</gadget>
<output>4</output>

<result>4</result>