Uncle Zhao opened a store and needs to pay a sales tax of 5% of the turnover every month. Uncle Zhao paid a sales tax of 950 yuan last month. How much was the turnover of this store last month?
赵叔叔开了一家商店，每月需要按营业额的5%缴纳营业税，上个月赵叔叔缴纳950元的营业税，这家商店上个月的营业额是多少元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">950 / (1/20)</gadget>
<output>19_000</output>

<result>19_000</result>