Peyton Packing has a ham cooker that has the cost stream below. If the interest rate is 15% per year, determine the annual worth(in years 1 through 7) of the costs. year 0=$4,000, year 1=$4000, year 2=$3000, year 3=$2000, year 4=$6000, year 5=$8000, year 6=$10000, year 7=$12000