1. For the next 18 years, Maria will invest $ 1,500, at the end of each year, to pay for college expenses for her newborn son. The interest rate that you will get is 9%. How much money will you have saved by the time your child turns 18?

2. Valeria has $ 9,000 in her bank account. $ 2,900 in her 401 (k) retirement plan, a vehicle valued at $ 20,000, and the house she bought for $ 79,000 whose current market value is $ 105,000. Her current mortgage balance is $ 59,000, she has a credit card with a $ 3,000 balance, and a student loan whose balance is $ 4,000. What is Valeria's "net worth"?