Express the companys total overhead cost in the form Y = a + bX. (Round the "Variable cost per unit" to 2 decimal places.)

Crosshill Company's total overhead costs at various levels of activity are presented below: Month April May June July Machine Hours 62,00 52,880 72,00 82,880 Total Overhead Cost $171, een $155,000 $325,000 $214,608 Assume that the overhead cost above consists of utilities, supervisory salaries, and maintenance. The breakdown of these costs at the 52000-machine-hour level of activity in May Is as follows: Utilities (variable) Supervisory salaries (fixed) Maintenance (mixed) Total overhead cost $ 35,eee 21, eee 99.600 $155, eee The company wants to break down the maintenance cost into its variable and fixed cost elements. Required: 1. Estimate how much of the $214.000 of overhead cost in July was maintenance cost. (Hint: To do this, first determine how much of the $214.000 consisted of utilities and supervisory salaries. Think about the behaviour of variable and fixed costs within the relevant range. (Round the "Variable cost per unit" to 2 decimal places.) Answer is complete and correct. Maintenance cost in July s 137,808 2 Using the high-low method, estimate a cost formula for maintenance. (Round the "Variable cost per unit" to 2 decimal places.) Answer is complete but not entirely correct. Machine- Maintenance Cost Hours 82,000$ 137.808 52,000 99,000 30.000 S 38,808 High activity level Low activity level Change S Variable cost element Fixed cost element 1.29 per MH 31,920 Answer is complete and correct. s 31.920 - s 1.29X 3. Express the company's total overhead cost in the form Y = a +bX. (Round the Variable cost per unit" to 2 decimal places.) Answer is complete but not entirely correct. Variable Cost per Machine- Fixed Cost Hour Utilities Cost s 0.68 Supervisory salaries cost s 21,000 Maintenance cost 55.629 Total overhead cost 5 1.33 S 78.629 0.673 Answer is complete but not entirely correct. $ 104,688 + $ 1.33 X Y = 4. What total overhead cost would you expect to be incurred at an activity level of 67,000 machine-hours? (Round the "Variable cost per unit" to 2 decimal places.) Answer is complete but not entirely correct. 5 193.778 Total overhead cost