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Rita Jekyll operates a sales booth in computer software trade shows, selling an accounting software package, Abacus. She purchases the package from a software company for $190 each. Booth space at the convention hall costs $13,000 per show. Required a. Sales at past trade shows have ranged between 500 and 700 software packages per show. Determine the average cost of sales per unit if Ms. Jekyll sells 500, 550, 600, 650, or 700 units of Abacus at a trade show. Use the following chart to organize your answer. Is the cost of booth space fixed or variable? b. If Ms. Jekyll wants to earn a $53 profit on each package of software she sells at a trade show, what price must she charge at sales c. Record the total cost of booth space if Ms. Jekyll attends three, four, five, six, or seven trade shows. Is the cost of booth space fixed d. Ms. Jekyll provides decorative shopping bags to customers who purchase software packages. Some customers take the bags; volumes of 500, 550, 600, 650, or 700 units? or variable relative to the number of shows attended? others do not. Some customers stuff more than one software package into a single bag. The number of bags varies in relation to the number of units sold, but the relationship is not proportional. Assume that Ms. Jekyll uses $32 of bags for every 54 software packages sold. What is the additional cost per unit sold? Is the cost fixed or variable