Do It! Review 11-2 (Part Level Submission) Monty Company accumulates the following data concerning a mixed cost, using units produced as the activity level. March April Units Produced 9,990 9,060 10,500 8,810 9,510 May June July Total Cost $27,140 24,244 27,900 23,844 24,764 (a1) Compute the variable cost per unit using the high-low method. (Round variable cost per unit to 2 decimal places eg. 12.25.) Variable cost per units