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Urban Auto Glass specializes in the repair and replacement of windshields for passenger vehicles. Variable and fixed costs related to installation activities for the most recent month {July} are listed below. Item Number of Windshields installed 1 , 35!) Variable expenses : Direct materials 5 332,950 Direct labour ( 1 hour per instal lation] 62 , 9|] 0 Indirect materials 2 3' , 750 Fixed expenses 2 Installation supervisor " s wages 5 l H , 5|] 0 Installation scheduler " s wages 14 , SCI 0 Warehouse expenses 2 D , 35!) Required: 1. Calculate the per unit amounts for each of the variable expense and fixed expense items in July. Required: 1. Calculate the per unit amounts for each of the variable expense and fixed expense items in July. Item Per Unit Variable expenses: Direct materials Direct labour (1 hour per installation) Indirect materials Fixed expenses: Installation supervisor's wages Installation scheduler's wages Warehouse expenses2. Management expects that 2,050 windshields will be installed in August and that this level of activity is within the relevant range for all variable and fixed expenses. a&b-1. Calculate the total expense and per unit amounts for each of the variable and fixed cost items above. (Round "per unit" answers to 2 decimal places.) Item August (Total | August Per Cost) Unit Variable expenses: Direct materials Direct labour (1 hour per installation) Indirect materials Fixed expenses: Installation supervisor's wages Installation scheduler's wages Warehouse expensesb-2. Not available in Connect. 3. Identify some factors that might cause variable costs per unit to change if the actual level of activity in a given month falls above or below the relevant range. (You may select more than one answer. Single click the host with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer. Any boxes left with a question mark will be automatically graded as incorrect.) Direct material costs per unit could decrease if quantity discounts are received from the manufacturer for larger order quantities. Direct material costs could increase if quantity discounts currently being received are lost iforder quantities decrease signicantly a Direct labour costs per unit could increase if activity levels increase and installations have to be completed using more expensive overtime hours. a Direct labour costs per unit could increase if activity levels decrease and less experienced, and lower paid. installers are laid off. Direct labour costs per unit could decrease as the number of installations increases due to the effects of lea ming {i.e., the time required for each installation may decrease with experience). Direct material costs per unit could increase if quantity discounts are received from the manufacturer for larger order quantities. Direct material costs could decrease if quantity discounts currently being received are lost if order quantities decrease signicantly