The manager of Quality Car Inspection reviewed the monthly operating costs for the past year. The costs ranged from $4,100 for 1,100 inspections to $3,700 for 700 inspections. Read the requirements. Requirement 1. Use the high-low method to calculate the variable cost per inspection. Select the formula and enter the amounts to calculate the variable cost per inspection. (Round to the nearest cent.) | Change in total cost 400 Change in volume of activity 400 = Variable cost per inspection = $ 1.00 $ Requirement 2. Calculate the total fixed costs. Select the formula and enter the amounts to calculate the total fixed costs. (Use the highest volume and its mixed cost to calculate the total fixed cost.) Change in total cost Variable cost per inspection Total fixed cost 4700 - 2200 = 2500