Leon and Heidi decided to invest $3250 annually for only the first 9 years of their marriage. The first payment was made at age 25.

If the annual interest rate is 8%, how much accumulated interest and principal will they have at age 65?

The accumulated interest and principal will equal _______$

I'm using Excel functions, and having no luck. I know there are similar questions on chegg, however many of them are inaccurate and provide the wrong answer. Thanks.