Xiaogang deposited the accumulated pocket money of 500 yuan in the bank for one year, and planned to donate the interest to the "Hope Project" when it was due. Calculated according to the annual interest rate of 3.25%, how much money Xiaogang can donate to "Project Hope" when it is due.
小刚把积攒下来的500元零用钱存入银行一年，准备到期时将利息捐给"希望工程"．按年利率3.25%计算，到期时小刚可以捐给"希望工程"多少钱．
<gadget id="calculator">3.25 / 100</gadget>
<output>0.0325</output>

<gadget id="calculator">500 * 0.0325 * 1</gadget>
<output>16.25</output>

<result>16.25</result>