The manager of Handy Car Inspection reviewed the monthly operating costs for the past year. The costs ranged from $4,800 for 1,200 inspections to $3,800 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.) Variable cost per inspection 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.) Total fixed cost Requirement 3. Write the equation and calculate the operating costs for 900 inspections. Select the formula and enter the amounts to calculate the operating costs for 900 inspections. (Enter all amounts to the nearest cent.) ) + = Total mixed cost Requirement 4. Draw a graph illustrating your total cost under this plan. Show the costs at 700, 900, and 1,200 inspections. Plot the points for the costs at 700, 900, and 1,200 inspections, then plot the line for the total costs. (Enlarge the graph and use the point tool and line tool buttons displayed below to draw the graph.) 4900 4700 4500 4300- 4100 3900- 3700 3500- 3300 2 3100 2900 2700- 2500 2300 2100 1900-Requirements 1. Use the high-low method to calculate the variable cost per inspection. 2. Calculate the total fixed costs. 3. Write the equation and calculate the operating costs for 900 inspections. 4. Draw a graph illustrating your total cost under this plan. Show the costs at 700, 900, and 1,200 inspections. (Use the high-low method for all calculations.)Click the graph, choose a tool in the palette and fol... 4900- 4700- 4500- V O 4300- 4100- 3900- the 3700- 3500- 3300- 3100- 2900- Delete 2700- 2500- Clear 2300- 2100- 1900- ? 1700- 1500- Selected: none 200 400 600 800 1.000 1.200 1.400 1.600 InspectionsSelect the formula and enter the amounts to calculate the opera Re Ir total cost under Change in total cost Plo 200 inspections, Change in volume of activity Number of inspections Total fixed cost Dollars Total variable cost Variable cost per inspection