Xiao Ming's father bought a batch of goods with 30,000 yuan. After the sale, the turnover was 38,000 yuan. If the business tax is paid at 5% of the turnover, how much profit can this batch of goods make?
小明的爸爸用30000元钱购进一批货物．售出后获得营业额38000元．如果按营业额5%缴纳营业税后，这批货可获利多少元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">38_000 * (1/20)</gadget>
<output>1_900</output>

<gadget id="calculator">38_000 - 30_000 - 1_900</gadget>
<output>6_100</output>

<result>6_100</result>