An annuity offers a payment of $4000 at the end of every months for twenty years. Nominal interest is 5.25%. Determine the present value of this annuity today. Round your answer to the nearest dollar. The invoice is dated 2020-02-08 and the total amount is $750, of which $25 is freight. The term is 1/15 net 60 . You paid the invoice in full on 2020-02-23. What is the amount of discount you are entitled to