Scooter City Inc. has collected the following information regarding the number of customers served and the total costs from the past nine months: Number of Customers Served Month Total Costs January 400 $5,250 February 500 $5,850 March 1675 $6,500 April 525 $5,650 May 700 $5,900 June 425 $5,800 July 600 $5,750 August 300 $5.400 September 450 $5,250 Required: Type your answers in the corresponding blanks below. Numbers only without the dollar signs. Round your final answers to two decimal places. 1. Use the high-low method to estimate total fixed cost and variable cost per customer served. Total fixed cost = $ Variable cost per customer served - $ 1. Use the high-low method to estimate total fixed cost and variable cost per customer served. Total fixed cost = $ Variable cost per customer served = $ 2. Using your estimates above, calculate Scooter City's total cost for serving 800 customers. Estimated total cost = $