Great Cruiseline offers rightly dinner cruises departing from several oties on the eastem coast of the United States including Charleston, Bamore, and Alexandria Dinner on sell for $50 per passenger. Great Cruiseline's variable cost of providing the dinner is $20 per passenger, and the feed cost of corating the vesses prat and other expenses) is $210,000 per month. The company's relevant range extends to 10,000 monthly passengers If Great Crusting sets an additional 400 sickas, by what amount will its operating income increase for operating loss decre First, identity the formula, then compute the operating income increase (or operating loss decrease Additional tickats sold Additional tickets sold Contribution margin per passenger Fixed cost per passenger Sales price per passenger Variable cost per passenger Opening Check antwer (1/1) 10/5) 10/13 19