If anyone can solve this and show work it would help me tremendously!

3 Determine and analyze the future value of saving accounts. (a) Suppose that the family from problem 1 puts $10,000 into a simple interest account which earns 7% interest per year. How much money will the account be worth after 20 years? (b) Suppose that the family from problem 2 puts $2,000 into a an account which earns an annual interest rate of 7% and which is compounded monthly. How much money will the account be worth after 20 years? (c) Which of these 2 investments is better? Explain your choice