A restaurant has an average check if $25.50 with an average variable cost of $9.70. Fix costs are $142,000. Calculate: a. What are the break-even units? b. What is the break-even sales revenue? c. What is the unit contribution margin? d. What is the contrubution margin as a percentage? e. What is the variable cost percentage? f. If the owner has a loss of $28,800 what is: 1. The sales dollar sales revenue? 2. What will be the unit sales? g. If the owner has a profit of $36,000, what will be the dollar sales value