Li Qiang deposits 8,000 yuan in the bank for two years, with an annual interest rate of 3.5%. How much interest can he get after maturity?
李强将8000元存入银行，定期两年，年利率是3.5%，到期后可得利息多少元．
<gadget id="calculator">3.5 / 100</gadget>
<output>0.035</output>

<gadget id="calculator">8_000 * 0.035 * 2</gadget>
<output>560</output>

<result>560</result>