Xiaoming's mother deposits 3,000 yuan in the bank for 2 years, the annual interest rate is 2.25%, and the tax rate is 5%. How much is the principal and interest when it matures?
小明的妈妈存入银行3000元钱，定期2年，年利率是2.25%，税率是5%，到期时本金和利息共取多少元？
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</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">3_000 * 0.0225 * 2 * (19/20)</gadget>
<output>128.25</output>

<gadget id="calculator">3_000 + 128.25</gadget>
<output>3_128.25</output>

<result>3_128.25</result>