Black Corporation's current sales are $600,000, its fixed expenses are $60,000, and its contribution margin is 25% of sales. The margin of safety in dollars is: O A. $540,000 O B. $240,000 o C. $110,000 OD. $360,000 QUESTION 6 5 points Save Answer Sufra Corporation determined the number of units it must sell to breakeven is 100,000. If the per unit sales price is $6.00 and total fixed expenses are $250,000. What is the company's variable expense per unit? O A. $8.50 O B. $6.00 o C. $3.50 OD. $2.50