Your uncle has $375,000 invested at 7.5% and now he wants to retire. He wants to withdraw $35,000 at the end of each year, beginning at the end of this year. How many years will it take him to exhaust his funds, i.e., run them down to zero?

Wendy invested $3,300 at 7.75 interest. After a period of time, she withdrew $9,383.31. How long did Wendy have the money invested?