Grandma Zhang deposits 30,000 yuan in the bank, the annual interest rate is 3.60%, the interest tax is 5%, and the deposit period is 2 years. After the maturity, she can get the total amount of the principal and after-tax interest.
张奶奶把30000元存入银行，年利率为3.60%，利息税为5%，存期2年，到期后她可以得到本金和税后利息共多少元．
<gadget id="calculator">3.6 / 100</gadget>
<output>0.036</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">30_000 * 0.036 * 2 * (19/20)</gadget>
<output>2_052</output>

<gadget id="calculator">30_000 + 2_052</gadget>
<output>32_052</output>

<result>32_052</result>