E5-7 (Algo) Estimating Cost Behavior Using High-Low Method [LO 5-3] Mountain Dental Services is a specialized dental practice whose only service is filling cavities. Mountain has recorded the following for the past nine months: Month January February March April May June July August September Number of Cavities Filled Total Cost 400 $5,350 325 5,050 675 6,600 700 6,300 425 5,450 500 5,850 550 6,150 300 5,200 450 5,500 Required: 1. Use the high-low method to estimate total fixed cost and variable cost per cavity filled. 2. Using these estimates, calculate Mountain's total cost for filling 800 cavities. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Use the high-low method to estimate total fixed cost and variable cost per cavity filled. (Round your Variable cos to 2 decimal places.) Fixed Cost Variable Cost per cavity filled Required 1 Required 2 > Required: 1. Use the high-low method to estimate total fixed cost and variable cost per cavity filled. 2. Using these estimates, calculate Mountain's total cost for filling 800 cavities. Complete this question by entering your answers in the tabs below. Required 1 Required 2 Using these estimates, calculate Mountain's total cost for filling 800 cavities. Estimated Total Cost