supermarket has an average monthly turnover of 150,000 yuan and pays sales tax based on 10% of the turnover. How much is the monthly sales tax payable?
一家超市平均每月的营业额为150000元，按10%的营业额缴纳营业税，每月应缴纳营业税多少元．
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">150_000 * (1/10)</gadget>
<output>15_000</output>

<result>15_000</result>