Fixed Rite Auto is an auto-body repair shop in Calgary. The monthly total overhead costs at various levels of activity are presented below Month Total Overhead Costa Total Hour worked January $ 200,500 5.700 February $ 100.000 5.400 March $ 217,500 8,150 April $ 212 100 5.950 Assume that the total overhead cont consists of thop-parts, supervisory stories and tries. The breakdown of these costs at the 6,150 hours level month of March follows: Cost Shop parts Salas Us Total March overhead cost Cost Type Variable Fixed Maced Costs $ 104550 42.500 10.45 5.217.500 REQUIRED: Round per unit calculations to 4 decimal places 1. 2 Calculate the following: (4 marks) 6) the per hour cost of the shop parts C) the cost of the shop-parts, salaries, and unities in each of the mother of January, February and April The company expect that 6,300 hours will be worked in May For the month of May calculate the total cost of Salarios (1 marks) 1) Shop parts (2 marks (1) Utilities (use the last squares method using your calculator or MS Excl) (6 mario) Using the information in the question and the items calculated above, prepare a formula in the format Y=a+bx that represents the total word.com coming shop-parts, salaries and utilities) (5 marks) Briefly explain to the owner of Fored Rite Auto, using relevant example, the difference between a variable cost and a mixed cost [2 marks) 3