3 (15) Presented below is the production data for six months showing the mixed costs incurred by Andrew Company Month July August Septernber October Novembcr Deccmbcr Cost 35,890 ,024 7.480 8.840- 5,800 7,336 Units 4,100 3,200- 6300 7,500 - 5,800 6,600 Using the high-low method, determine the cost function. 4. (20 pts.) Yesterday Bank had the following activities, truceable costs, and physical flow of driver units: Traceable Casts Physical Flow of Driver Units Activities Open new accounts Process deposits Process withdrawals $40,000 $72,000 $100,000 1(00 accounts 360,000 deposits 200,000 withdrawals The above activities are used by Downtown branch and North branch as follows: Downtown North Activities Open new accounts Process deposits Process withdrawals 200 40,000 15,000 400 20,000 18,000 A) Compute the new account cost assigned to the Downtown branch. B) Compute the deposit processing cost assigned to the North branch. C) Compute the withdrawal processing cost assigned to the North branch