Uncle Wang bought 2,000 yuan in three-year treasury bonds with an annual interest rate of 3.18%. How much interest will he get after three years?
王大爷购得年利率3.18%的三年期国库券2000元，三年后他可得利息多少元？
<gadget id="calculator">3.18 / 100</gadget>
<output>0.0318</output>

<gadget id="calculator">2_000 * 0.0318 * 3</gadget>
<output>190.8</output>

<result>190.8</result>