The recent electric bills for the Rafael family were as follows. August, $187.55, September, $197.34; October. $200.44; and November, $256.88. Find the average monthly expenditure.​

You are thinking of making your mansion more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs, and insulating part or all of your exterior walls. each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs.† your mansion has 150 light fittings and 3000 sq ft of uninsulated exterior wall. to impress your friends, you would like to spend as much as possible, but save no more than $750 per year in energy costs (you are proud of your large utility bills). how many compact fluorescent light bulbs and how many square feet of insulation should you purchase? how much will you save in energy costs per year? (if an answer does not exist, enter dne.)

Jordan, inc. sells fireworks. the company’s marketing director developed the following cost of goods sold budget for april, may, june, and july. april may june july budgeted cost of goods sold $62,000 $72,000 $82,000 $88,000 jordan had a beginning inventory balance of $3,000 on april 1 and a beginning balance in accounts payable of $14,600. the company desires to maintain an ending inventory balance equal to 15 percent of the next period’s cost of goods sold. jordan makes all purchases on account. the company pays 65 percent of accounts payable in the month of purchase and the remaining 35 percent in the month following purchase. required prepare an inventory purchases budget for april, may, and june. determine the amount of ending inventory jordan will report on the end-of-quarter pro forma balance sheet. prepare a schedule of cash payments for inventory for april, may, and june. determine the balance in accounts payable jordan will report on the end-of-quarter pro forma balance sheet.

You are evaluating two different silicon wafer milling machines. the techron i costs $285,000, has a three-year life, and has pretax operating costs of $78,000 per year. the techron ii costs $495,000, has a five-year life, and has pretax operating costs of $45,000 per year. for both milling machines, use straight-line depreciation to zero over the project’s life and assume a salvage value of $55,000. if your tax rate is 24 percent and your discount rate is 11 percent, compute the eac for both machines.