Mountain Dental Services is a specialized dental practice whose only service is filling cavities. Mountain has recorded the following for the past nine months: Number of Cavities Filled Total Cost Month: January 600 $6,150 February 375 5,250 March 500 5,850 April 675 6,500 May 525 6,100 June 550 5,950 July 625 6,000 August 300 5,000. September 325 5,000 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 750 cavities. Complete this question by entering your answers in the tabs below. 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 cost per unit to 2 decimal places.) Fixed Cost Variable Cost per cavity filled 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 750 cavities. Estimated Total Cost < Required 1 Required 2