Wang Ming's family bought 10,000 yuan of national bonds in June 2012. The term is fixed for 3 years, and the annual interest rate is 6%.
王铭家在2012年6月买了10000元国家债券，定期3年，年利率是6%，到期时可以得到本金和利息一共是多少元？
<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">10_000 * (3/50) * 3</gadget>
<output>1_800</output>

<gadget id="calculator">1_800 + 10_000</gadget>
<output>11_800</output>

<result>11_800</result>