20,000 monthly passengers. The breakeven sales are 9,000 tickets sold. a. Compute the operating leverage factor when Classy Cruiseline sells 10,000 dinner cruises. b. If volume increases by 7%, by what percentage will operating income increase? c. If volume decreases by 6%, by what percentage will operating income decrease? a. Compute the operating leverage factor when Classy Cruiseline sells 10,000 dinner cruises. (Round your answer to one decimal place.) First, identify the formula, then compute the operating leverage factor. =Operatingleveragefactor=1 b. If volume increases by 7%, by what percentage will operating income increase? (Round the percentage to the nearest whole percent.) The percentage that operating income will increase is % c. If volume decreases by 6%, by what percentage will operating income decrease? (Round the percentage to the nearest whole percent.) The percentage that operating income will decrease is % (1) Variable cost (2) Variable cost Contribution margin Contribution margin Fixed expenses Fixed expenses Operating income Operating income