Mr. Li deposits 5,000 yuan in the bank for a fixed period of three years, with an annual interest rate of 2.70%. How much interest can he get after tax when it matures? (Note: Interest tax is 5%)
李老师将5000元钱存入银行，存定期三年，年利率为2.70%，到期他可以得税后利息多少元．(备注：利息税为5%)
<gadget id="calculator">2.7 / 100</gadget>
<output>0.027</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">5_000 * 0.027 * 3 * (19/20)</gadget>
<output>384.75</output>

<result>384.75</result>