Present value (with changing years). When they are first born, Grandma gives each of her grandchildren a $4,000 savings bond that matures in 18 years. For each of the following grandchildren, what is the present value of each savings bonds if the current discount rate is 65%? a. Seth turned sixteen years old today b. Shawn turned thirteen years old today. c. Sherry turned ten years old today. d. Sheila turned four years old today. e. Shane was just born