The manager of Quality Car Inspection reviewed the monthly operating costs for the past year. The costs ranged from $4,200 for 1,200 inspections to $3,800 for 800 inspection.

Requirement 1. Calculate the variable cost per inspection.

2.Calculate the total fixed costs.

3.Write the equation and calculate the operating cost for 1,000 inspections.

4.Draw a graph illustrating your total cost under this plan.Show the cost at 800,1,000,and 1,200 inspections.

(Use the high-low method for all calculations.)

Select the formula and enter the amounts to calculate the variable cost per inspection.(Round to the nearest cent.)