The cost structure of Dennis's Retail Mart is dominated by variable costs with a contribution margin ratio of 0.30 and fixed costs of $98,880. Every dollar of sales contributes 30 cents toward fixed costs and profit. The cost structure of a competitor, Oakfield Convenience Store, is dominated by fixed costs with a higher contribution margin ratio of 0.70 and fixed costs of $556,200. Every dollar of sales contributes 70 cents toward fixed costs and profit. Both companies have sales of $1,236,000 for the year. Required: a. Compare the two companies' cost structures. b. Suppose that both companies experience a 15 percent increase in sales volume. By how much would each company's profits increase? Complete this question by entering your answers in the tabs below. Compare the two companies' cost structures. Northampton City Tours (NCT) offers personalized historical and architectural tours in a large midwestern city and the local suburbs. NCT charges $378.00 per trip to or from the airport. The variable cost for a tour totals $56.00, for fuel, driver, and so on. The monthly fixed cost for NCT is $16,422. Required: o. How many tours must NCT sell every month to break even? b. NCT's owners believe that 60 tours is a reasonable forecast of the average monthly demand. What is the margin of safety in terms of the number of tours? Note: Round your answer to the nearest whole number. The cost structure of Dennis's Retail Mart is dominated by variable costs with a contribution margin ratio of 0.30 and fixed costs of $98,880. Every dollar of sales contributes 30 cents toward fixed costs and profit. The cost structure of a competitor, Oakfield Convenience Store, is dominated by fixed costs with a higher contribution margin ratio of 0.70 and fixed costs of $556,200. Every dollar of sales contributes 70 cents toward fixed costs and profit. Both companies have sales of $1,236,000 for the year. Required: a. Compare the two companies' cost structures. b. Suppose that both companies experience a 15 percent increase in sales volume. By how much would each company's profits increase? Complete this question by entering your answers in the tabs below. Compare the two companies' cost structures. Northampton City Tours (NCT) offers personalized historical and architectural tours in a large midwestern city and the local suburbs. NCT charges $378.00 per trip to or from the airport. The variable cost for a tour totals $56.00, for fuel, driver, and so on. The monthly fixed cost for NCT is $16,422. Required: o. How many tours must NCT sell every month to break even? b. NCT's owners believe that 60 tours is a reasonable forecast of the average monthly demand. What is the margin of safety in terms of the number of tours? Note: Round your answer to the nearest whole number