help please

Kumquat Kar Fixers 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. 1,700 Item Number of Windshield installed Variable expenses: Direct materials Direct labour (1 hour per installation) Indirect materials $343,400 49,000 13,600 Fixed expenses Installation supervisors wages Installation schedules wages Warehouse expenses 6,800 5, 100 8.500 Required: 1. Calculate the per unit amounts for each of the variable expense and fixed expense items in July, Per Unit Tam Variable expenses Direct matenas Direct labour (1 hour per installation) Indirect materials Fixed expenses Installation supervisors wages Installation scheduler's wages Warehouse oxpenses 2. Management expects that 1,900 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 unier answers to 2 decimal places.) August (Total August Par Variable expenses Direct materials Direct labour (1 hour por installation) Indirect materials Fixed expenses Installation supervisor's Wages Installation scheduler's wages Warehouse expenses