You are thinking of retiring. Your retirement plan will pay you either $$100,000$ immediately on retirement or $$140,000$ five years after the date of your retirement. Which alternative should you choose if the interest rate is

a$.0\%$ per year?

b$.8\%$ per year?

c$.20\%$ per year?

which formular is been used to calculate this: what is the way to come to the $0,681$ in the second step? Why do you multiply it$?$ Usually you would calculate the PV$?$