A department of Delta Company incurred the following costs for the month of June. Variable costs, and the variable portion of mixed costs, are a function of the number of units of activity:

Activity level in units	4,000
Variable costs	$ 8,200
Fixed costs	32,000
Mixed costs	14,710
Total costs	$ 54,910

During July, the activity level was 16,000 units, and the total costs incurred were $141,000.

Required:

Calculate the variable costs, fixed costs, and mixed costs incurred during July.

Use the highlow method to calculate the cost formula for mixed cost.

Calculate the variable costs, fixed costs, and mixed costs incurred during July.

	July
Variable cost
Fixed cost
Mixed cost

Use the highlow method to calculate the cost formula for mixed cost. Note: Do not round intermediate calculations. Round your answers to 2 decimal places.

Cost formula =

+

per unit