Carla Vista Company accumulates the following data concerning a mixed cost, using miles as the activity level. Miles Driven Total Cost Miles Total Driven Cost January 8,020 $14,155 March 8,510 $14,806 February 7,490 13,480 April 8,190 14,495 (a1) Compute the unit variable costs using the high-low method for this mixed cost. (Round answer to 2 decimal places, e.g. 2.25.) Variable cost per mile Save for Later +A $ Attempts: 0 of 1 used Submit