Vast Spirit Calendars imprints calendars with college names. The company has fixed expenses of $1,065,000 each month plus variable expenses of $3.50 per carton of calendars. Of the variable expense, 69% is cost of goods sold, while the remaining 31% relates to variable operating expenses. The company sells each carton of calendars for $13.50. Read the requirements. Requirement 1. Compute the number of cartons of calendars that Vast Spirit Calendars must sell each month to breakeven. Begin by determining the basic income statement equation. = Operating income