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A contribution income statement for the Nantucket Inn is shown below. (Ignore income taxes.) Required: 1. Show the hotel's cost structure by indicating the percentage of the hotel's revenue represented by each item on the income statement. 2. Suppose the hotel's revenue declines by 20 percent. Use the contribution-margin percentage to calculate the resulting decrease net income. 3. What is the hotel's operating leverage factor when revenue is $1,700,000 ? 4. Use the operating leverage factor to calculate the increase in net income resulting from a 30 percent increase in sales revenue. Answer is complete but not entirely correct. Complete this question by entering your answers in the tabs below. Use the operating leverage factor to calculate the increase in net income resulting from a 30 percent increase in sales revenue