I need help with the last three questions.

Data Section: Fixed Variable Production costs: Direct materials Directlabor Factory overhead Selling expenses: Sales salaries \& commissions Advertising Miscellaneous selling expense General expenses: Office salaries Supplies Miscellaneous general expense Total $2.30 4.70 3.00 97,000 0.75 47,500 16,200 92,000 12,300 0.25 15,000 $505,000.00 $11.00 Selling price per unit Expected unit sales Target profit $16.00 120,000 $20,000 Answer Section: Contribution margin per unit Contribution margin (Total) Contribution margin ratio Break-even point in units Break-even point in sales dollars Target profit (Unit sales needed) Target profit (Dollar sales needed) $5.00 $600,000.00 31.25% 101,000 $1,616,000.00 105,000 $1,680,000.00 Total revenue at expected unit sales Net income at expected unit sales Margin of safety as a percentage of sales