Health Source Hospital (HSH has a standing contract with an air charter service to deliver critical medications throughout its service network. The contract calls for a fixed monthly payment plus a set of variable charges based on each flight's specific characteristics. The first table below includes information about total monthly cost and the number of flights Below the table is a computational aid for estimating the fixed and variable cost components via the high-low method. Use the pick lists associated with each boxed area to select the high and low volumes. The remainder of the tables will automatically complete based on your selections. After correctly making each selection, the variable and fixed cost amounts will turn green. Carefully review the underlying logic of the calculations. Cost January T $ 23,180 February 14 43,780 March 11 29,80 April 18 48,600 May 21 55,200 June 16 46,410 July 26,600 August 12 36,108 September . 22.200 October 18 47.428 November 15 37,300 December 28.800 Flights Cost Highest level Lowest level Difference difference) DEVOL HIGH LOW Total cost