draw cashflow diagram

Q3) (20 Points) a) Amy makes her first $10,000 payment into a conservative savings plan, earning 8% per year into her savings account when sheis 28 years old. After the 10th payment, Amy makes no additional payments nor does she withdraw any money from the account. One of Amy's friends, Frank, starts a savings plan that is identical to Amy's when he is 38 years old (Frank's account also earns 8% per year). He continues making $10,000 annual payments until he is 60 years old. If both Amy and Frank retire when they are 60 years old, who will have more money in their savings plan at that time? b) N John is planning on repaying a debt of $25,000 with a quarterly payment $1,200 for the next 23 quarters and a final payment of X dollars at the end of 24-th quarter. If the interest rate is 12% per year, compounded quarterly, what will be John's final payment