The turnover of People's Shopping Center in January is 3 million yuan. According to this calculation, if the business tax is paid at 5% of the turnover, how much business tax will the shopping mall pay in a year?
人民商场一月份的营业额是300万元，照这样算，如果按营业额的5%缴纳营业税，该商场一年要缴纳营业税多少元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">30 * (1/20) * 12</gadget>
<output>18</output>

<result>18</result>