Great Cruiseline offers nightly dinner cruises departing from several cises on the East Coast of the Unied States including Charleston, Baltimore, and Alexandria. Dinner cruse tickets sell for $50 per passenger. Great Cruiseline's variable cost of proviting the cinner is $20 per pasteenger. Use this information to compute the following: and the ficed cost of operating the vessels (depreciation, salaries, docking fees, and other a. What is the contribution margin per passenger? b. What is the contribution margin ratio? expenses) is $270,000 per month. The company's relevant range extends to 17,000 monthly c. Use the unit contribut 14,000 passengers: d. Use the contribution margn ratio to project operating income if monthly sales revenue totals $520.000. passengers. a. What is the contribution maggin per passenger? First ldentify the formula, then compute the contribution margin per passenger. b. What is the contribution margin ratio? (Enter the contribution margin ratio as a whole percent) First identify the formula, then compute the contribution margin ratio. c. Use the unit contribtetion margin to project operating income if menthly sales total 14,000 passengers. The operating income is