NEED HELP WITH THESE !!!!!

For each of the following situations involving single amounts, solve for the unknown. Assume that interest is compounded annually. (i= interest rate, and n- number of years) (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.) Present Value Future Value 68,000| 12 14 10.0% 2.$41,416$ 82,000 18,228 $ 47,000| 7.0% 4.$ 30,576$70,000 18 $23,521 7.0%) 13