"Liangli" photo studio pays a business tax of 30,000 yuan according to 15% of the turnover this month. What is the turnover of the studio this month?
"靓丽"影楼这个月按营业额的15%交纳营业税款3万元．影楼本月的营业额是多少．
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">3 / (3/20)</gadget>
<output>20</output>

<result>20</result>