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 300 $5,000 February 600 6,150 March 575 6,350 April 450 5,400 May 525 6,150 June 550 6,050 July 625 6,300 August 325 5,200 September 400 5,200 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 425 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. (Rou decimal places.) Fixed Cost Variable Cost per cavity filled Required t Required 2 >