The correct answer to the problem is provided and circled, I need the work that shows how we got this answer. Financial calculators and excel are not allowed. I need step by step workouts of the problem. Thank you!

1. What amount of money should be set aside today to provide 40 payments of $10,000 every six months if the first payment is to be made in 20 years from now and money is invested at 9% compounded semiannually? ($33,061.30) 2. Monthly payments of $50 were deposited at the end of each month for five years. The account earned 6.6% compounded monthly. Determine the balance three years after the last deposit. 3. Monthly payments of $250 were deposited into an account which earns 8.4% compounded monthly. Find the single deposit on January 1, 2016 equivalent to these payments given the date of the first deposit and the date of the