Present value (with changing years). When they are first born, Grandma gives each of her grandchildren a $ 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 %? a.Seth turned years old today. b. Shawn turned years old today. c.Sherry turned years old today. d. Sheila turned years old today. e. Shane was just born