please answer all parts of the question

Intro It is the end of 2020. You (foolishly) played the lottery and won the following cash flows, to be paid at the end of each year: Year 2021 2022 2023 2024 2025 Cash flow 1,400 1,600 1,800 2,000 2,200 The appropriate interest rate is 7%. IB Attempt 1/10 for 10 pts. Part 1 What is the sum of present values? 0+ decimals Submit Part 2 IB Attempt 1/10 for 10 pts. Now assume that the interest rate is 5%. What is the present value of all cash flows? Part 2 B Attempt 1/10 for 10 pts. Now assume that the Interest rate is 5%. What is the present value of all cash flows? 0+ decimals Submit Part 3 IB Attempt 1/10 for 10 pts. Now assume that the interest rate is 11%. What is the present value of all cash flows? 0+ decimals Submit