1. Beth has just had her 45th birthday. She has two children. One will go to college 4 years from now and require four year beginning-of-year payments for college expenses, $18,000, $19,500, $20,500, and $21,500. The other will go to college 9 years from now and require four year beginning-of-year payments for college expenses, $23,000, $23,500, $24,000, and $24,500. In addition, Beth plans to retire in 20 years. Beth wants to be able to withdraw $100,000 per year (at the end of each year) from an account for 25years. The first withdraw occurs on her 66st birthday. What equal, annual, end