Xiaoke’s mother bought 1,000 yuan of three-year treasury bonds with an annual interest rate of 5.5%. How much money can she get back after maturity?
小可妈妈买了1000元三年期国债劵，年利率是5.5%，到期后她可以取回多少钱？
<gadget id="calculator">5.5 / 100</gadget>
<output>0.055</output>

<gadget id="calculator">1_000 * 0.055 * 3</gadget>
<output>165</output>

<gadget id="calculator">1_000 + 165</gadget>
<output>1_165</output>

<result>1_165</result>