Markham Theatre Company is interested in estimating fixed and variable costs. The following data are available: Table A Requirec: a) Using the high-Iow method of cost estimation: i. What is the variable cost per ticket sold? ii. What is the fixed portion (s) of the theatre costs? b) Using the high-low method of cost estimation, express the total costs (fixed costs per month and variable costs per ticket) in equation form. c) Markham Theatre is considering an advertising campaign that is expected to increase annual sales by 15,000 tickets. Assume that the ticket selling price is $25. Ignoring the cost of the advertising campaign, which has not been provided, what is the expected increase in profits associated with the advertising campaign