The turnover of a restaurant in August is 40,000 yuan, and business tax is paid at 5% of the turnover. How much is the tax payable?
某饭店八月份的营业额是4万元，按营业额的5%缴纳营业税，应纳税多少万元．
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">4 * (1/20)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>