A store pays a business tax of 15,000 yuan at a 5% business tax rate in April. How much is the turnover in April?
某商店四月份按5%的营业税率上缴营业税1.5万元，四月份营业额多少万元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1.5 / (1/20)</gadget>
<output>30</output>

<result>30</result>