PLEASE ANSWER ALL PARTS FOR THUMBS UP!!

Problem 8 Intro A corporate pension plan has to make the following payments over the next few years: Year 1 2 3 4 Amount ($ million) 22 26 32 40 The appropriate interest rate is 5%. Part 1 IB Attempt 1/10 for 10 pts. What is the present value of the liability (in $ million)? 0+ decimals Submit IB Attempt 1/10 for 10 pts. Part 2 What is the duration of the liability? 2+ decimals