Aunt Wang deposits RMB 5,000 in the bank for a period of three years with an annual interest rate of 5.4%. If the interest tax is 5%, how much can she get back the principal and interest from the bank when it is due?
王阿姨将5000元人民币存入银行，存期三年，年利率为5.4%．如果利息税为5%，到期时她能从银行取回本息多少元．
<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">5_000 * 0.054 * 3 * (19/20)</gadget>
<output>769.5</output>

<gadget id="calculator">5_000 + 769.5</gadget>
<output>5_769.5</output>

<result>5_769.5</result>