Determine the present value of the following single amounts (FV of $1, PV of $1, FVA of $1, PVA of $1, FVAD of $1 and PVAD of $1) (Use appropriate factor(s) from the tables provided. Round your final answers to nearest whole dollar amount.): Future Amount j = n = Present Value 1. $ 30,000 7% 14 2. $ 24,000 8% 19 3. SA $ 35,000 11% 31 4. $ 50,000 10% 15