The annual interest rate of the bank's three-year lump sum deposit and withdrawal is 4.75%. If 1,000 yuan is deposited in the bank as a three-year lump sum deposit and withdrawal, how much interest should you get when it matures?
银行三年期整存整取的年利率是4.75%，把1000元钱按三年期整存整取存入银行，到期时应得利息多少元？
<gadget id="calculator">4.75 / 100</gadget>
<output>0.0475</output>

<gadget id="calculator">1_000 * 0.0475 * 3</gadget>
<output>142.5</output>

<result>142.5</result>