answer please

Amanda Company accumulates the following data concerning a mixed cost, using units produced as the activity level. March April May Units Produced 10,400 9,240 10,900 8,800 9,600 Total Cost $18,200 17,150 18,670 15,541 17,800 June July (a1) Calculate the variable cost per unit using the high-low method. (Round variable cost per unit to 2 decimal places e.g. 12.25.) Variable cost per unit $