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.):1. future amount = $26,000. i=7% n= 122. $20,000/ 11%/153. $31,000/11%/284. $46,000/12%/11need to find the present value for 1-4