Hi, can you help me with these questions? I tried to answer it but I am not confident that I get the correct answer.

Thank you in advance!

Finance 325 Chapter 6 In-Class Exercises 1. What is the future value of investing $1000 a year for 30 years if you earn 6% per year on your investment? 2. What is the present value of a 20-year annuity of $30,000 per year if your discount rate is 5% per year? 3. How much do you need to save every year to accumulate $100,000 in 10 years if you can earn 7% interest per year on your savings