E6.1 (LO 1), AP rooms that are rented at $60 a night. Operating costs are as follows. Service The Soma Inn is trying to determine its break-even point. The inn has 75 Salaries Utilities $10,600 per month Maintenance Maid service Other costs 2,400 per month 1,500 per month 800 per month 8 per room 34 per room Instructions a. Determine the inn's break-even point in (1) number of rented rooms per month and (2) dollars. b. If the inn plans on renting an average of 50 rooms per day (assuming a 30-day month), what is (1) the monthly margin of safety in dollars and (2) the margin of safety ratio? E6.2 (LO 1), AP Service In the month of June, Jose Hebert's Beauty Salon gave 4,000 haircuts, sham- poos, and hair colorings at an average price of $30 each. During the month, fixed costs were $16,800 and variable costs were 75% of sales. Instructions a. Determine the contribution margin in dollars, per unit and as a ratio. b. Using the contribution margin technique, compute the break-even point in dollars and in units. c. Compute the margin of safety in dollars and as a ratio