answer part E, F, and G please

Problem 1. A restaurant has an average check of $25.50 with an average variable cost of $9.70. Fix costs are $142,200 Calculate a) What are the break-even units? b) What is the break-even sales revenue? c) What is unit contribution margin? d) What is the contributing as percentage? e) What is the variable cost percentage? f) If the owner has a loss of $28,800 What will be the dollar sales revenue? What will be the unit sales? a. b. g) If the owner has a profit of $36,000 a. What will be the dollar sales value