The average monthly turnover of a computer company in the first quarter is 45,000 yuan. If the business tax is paid at 5% per month, how much is the total tax paid in the first quarter?
某电脑公司第一季度平均每月营业额为4.5万元，如果每月按5%缴纳营业税，第一季度共缴纳税款多少万元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">4.5 * (1/20) * 3</gadget>
<output>0.675</output>

<result>0.675</result>