Mrs. Simpson is saving for her retirement.If she makes a payment of $1,000 at the end of each month for 15 years and earns a rate of 5.25% compounded 12 times per year, how much will she have in her retirement account when she is ready to retire?

Monica has decided that she wants to build enough retirement wealth that, if invested at 7 percent per year, will provide her with $3,000 monthly income for 30 years. To date, she has saved nothing, but she still has 20 years until she retires. How much money does she need to contribute per month to reach her goal?