You just turned 20 years old and want to retire when you turn 63. You expect to live for 25 years after retirement and expect to withdraw $8,400 per month during retirement, starting first withdrawal one month after your 63th birthday. Your retirement account quotes a return of 7% annually. Part 1 Attempt 1/3 for 10 pts How much retirement money do you need to have by 63 th birthday to support the withdrawal