Xiao Ming's father deposits 20,000 yuan in the bank for three years, with an annual interest rate of 5.40%. After the expiration, how much money can Xiao Ming's father get back in total? (the interest tax rate is 5%)
小明的爸爸把20000元存入银行，定期三年，年利率是5.40%．到期后，小明的爸爸一共能取回多少钱？(利息税的税率是5%)
<gadget id="calculator">5.4 / 100</gadget>
<output>0.054</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">20_000 * 0.054 * 3 * (19/20)</gadget>
<output>3_078</output>

<gadget id="calculator">20_000 + 3_078</gadget>
<output>23_078</output>

<result>23_078</result>