(Click the icon to view the profit report.) $3,000 cost of invitations and paperwork, $2,500 were fixed and $500 were variable. Read the requirements. Requirement 1. Prepare last year's profit report using the contribution margin format. (Use parentheses or a minus sign when entering losses.) Calculate the effect this will have on the profitability of the dinner assuming fixed costs will be the same as last year. (Use parentheses or a minus sign when entering losses.) If the museum expands the dinner invitation list, the profit (loss) will be