You invest $1,200 today and expect to sell your investment for $2,000 in 9 years. a-1. Calculate the present value of the future payoff if the interest rate is 5%. Note: Do not round intermediate calculations. Round your answer to 2 decimal places. a-2. Is this a good deal? b-1. Calculate the present value if the interest rate is 7%. Note: Do not round intermediate calculations. Round your answer to 2 decimal places. b-2. Is this a good deal