Mr. Hu deposited 10,000 yuan in the bank, with an annual interest rate of 3.75%, how much after-tax interest can he get after 3 years. (Interest tax is calculated at 5%)
胡老师到银行存了10000元，，年利率是3.75%，3年后可得税后利息多少元．(利息税按5%计算)
<gadget id="calculator">3.75 / 100</gadget>
<output>0.0375</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">10_000 * 0.0375 * 3 * (19/20)</gadget>
<output>1_068.75</output>

<result>1_068.75</result>