The turnover of a shopping mall in September is 78,000 yuan. According to regulations, tax should be paid according to (1/20) of the turnover. How much tax should this shopping mall pay in September?
一家商场九月份的营业额为7.8万元，根据规定，应按营业额的(1/20)缴税，这家商场九月份应缴税多少万元？
<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">7.8 * (1/20)</gadget>
<output>0.39</output>

<result>0.39</result>