In March 2008, Wang Ming's family earned 5,000 yuan and deposited 30% of the income in the bank for one year at an annual interest rate of 4.14%. How much interest is payable after maturity.
2008年3月，王明家收入5000元，把收入的30%存入银行，定期一年，年利率是4.14%．到期后应付利息多少元．
<gadget id="calculator">30 / 100</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">4.14 / 100</gadget>
<output>0.0414</output>

<gadget id="calculator">5_000 * (3/10) * 0.0414 * 1</gadget>
<output>62.1</output>

<result>62.1</result>